{"id":13828,"date":"2023-03-21T02:29:33","date_gmt":"2023-03-21T01:29:33","guid":{"rendered":"https:\/\/www.graviton.at\/letterswaplibrary\/collection-of-varied-and-miscellaneous-abbreviations\/"},"modified":"2023-03-21T02:29:33","modified_gmt":"2023-03-21T01:29:33","slug":"collection-of-varied-and-miscellaneous-abbreviations","status":"publish","type":"post","link":"https:\/\/www.graviton.at\/letterswaplibrary\/collection-of-varied-and-miscellaneous-abbreviations\/","title":{"rendered":"Collection Of Varied And Miscellaneous Abbreviations"},"content":{"rendered":"<p>2D\t2-Dimensional<br \/>\n3D\t3-Dimensional<br \/>\n3M\tMinnesota Mining and Manufacturing<br \/>\n4GL\tFourth Generation Language<br \/>\n4H\tHead, Heart, Hands, Health<br \/>\n4WD\tFour wheel Drive (see also FWD)<br \/>\nA\tAftermath<br \/>\nAA\tAffirmative Action committee<br \/>\nAA\tAlcoholics Anonymous<br \/>\nAA\tAntiaircraft Artillery<br \/>\nAA\tAssociate in Accounting<br \/>\nA&amp;A\tAstronomy and Astrophysics [Space]<br \/>\nAA\tAutomobile Association [England]<br \/>\nAAA\tAmerican Automobile Association<br \/>\nAAAL\tAmerican Academy of Arts and Letters<br \/>\nAAAS\tAmerican Association for the Advancement of Science<br \/>\nAAII\tAmerican Association of Individual Investors<br \/>\nAAMSI\tAmerican Association for Medical Systems Informatics<br \/>\nAAO\tAnglo-Australian Observatory [Space]<br \/>\nAAP\tAffirmative Action Program<br \/>\nAARC\tAnglo-American Cataloging Rules<br \/>\nAARN\tAustralian Academic Research Network [Networking]<br \/>\nAARP\tAmerican Association of Retired Persons<br \/>\nAAS\tAmerican Astronomical Society [Space]<br \/>\nAAVSO\tAmerican Association of Variable Star Observers [Space]<br \/>\nAB\tABle seaman<br \/>\nABA\tAmerican Bar Association<br \/>\nABA\tAmerican Basketball Association<br \/>\nABA\tAmerican Booksellers Association<br \/>\nABBR\tABBReviation<br \/>\nABC\tAmerican Broadcasting Company [Corporate name]<br \/>\nAC\tAlternating Current (ac, see also DC)<br \/>\nAC\tAnte Christum (before Christ)<br \/>\nAC\tAnte Cibum (before meals)<br \/>\nACAA\tAgricultural Conservation and Adjustment Administration<br \/>\nACAWS\tAdvisory, Caution, And Warning System<br \/>\nACBL\tAmerican Contract Bridge League<br \/>\nACC\tArgonne Code Center<br \/>\nACCS\tArmy Command and Control System<br \/>\nACD\tAutomatic Call Distributor [Telephony]<br \/>\nACE\tAdvanced Composition Explorer [Space]<br \/>\nACE\tAdvanced Computing Environments [Corporate name]<br \/>\nACE\tAutomatic Calibration and Equalization<br \/>\nACHEFT\tAutomated ClearingHouse Electronic Funds Transfer<br \/>\nACK\tACKnowledge<br \/>\nACL\tAdvanced Cmos Logic<br \/>\nACLU\tAmerican Civil Liberties Union<br \/>\nACM\tAssociation for Computing Machinery<br \/>\nACRV\tAssured Crew Return Vehicle (or) Astronaut Crew Rescue Vehicle [Space]<br \/>\nACS\tAdvanced Communications System<br \/>\nACSE\tAssociation Control Service Entity (ISO\/CCITT layer 7)<br \/>\nACT\tAction for Children&#8217;s Television (in Cambridge, MA)<br \/>\nACT\tAmerican Conservatory Theater<br \/>\nACTS\tAdvanced Communications Technology Satellite<br \/>\nACTS\tAutomatic Coin Telephone Service [Telephony]<br \/>\nACU\tAlarm Control Unit<br \/>\nACU\tAutomatic Call Unit [Telephony]<br \/>\nACW\tAlternating Continuous Waves<br \/>\nAD\tAfter Date<br \/>\nA\/D\tAnalog to Digital converter (see ADC)<br \/>\nAD\tAnno Domini (in the year of our Lord)<br \/>\nAD\tApplication Development<br \/>\nAd Astra\tTo the stars [Latin, Space]<br \/>\nADAP\tAlzheimer&#8217;s disease-associated protein<br \/>\nADAP\tAmerican Discount Auto Parts [Corporate name]<br \/>\nADB\tA DeBugger<br \/>\nADB\tApple Desktop Bus<br \/>\nADC\tAnalog to Digital Converter<br \/>\nADCI\tAutomatic Display Call Indicator<br \/>\nAD&amp;D\tAdvanced Dungeons &amp; Dragons<br \/>\nADF\tAutomatic Direction Finder<br \/>\nADM\tADMiral<br \/>\nADP\tAdenosine Di-Phosphate<br \/>\nADP\tAdministrative Data Processing<br \/>\nADP\tAdvanced Data Processing<br \/>\nADPCM\tPulse Code Modulation with Adaptive Quantization<br \/>\nADS\tApplication Development System<br \/>\nADSR\tAttack Decay Sustain Release<br \/>\nADT\tAbstract Data Type<br \/>\nADT\tAtlantic Daylight Time<br \/>\nAE\tApplication Execution<br \/>\nAEA\tAmerican Electronics Association<br \/>\nAEC\tAtomic Energy Commission<br \/>\nAEF\tAmerican Expeditionary Force (see BEF)<br \/>\nAEGIS\tAdvanced Electronic Guidance and Instrumentation System<br \/>\nAF\tAdventures in Fantasy<br \/>\nAF\tAir Force<br \/>\nAF\tAudio Frequency<br \/>\nAFADS\tAutomatic Force Adjustment Data System<br \/>\nAFATDS\tAdvanced Field Artillery Tactical Data System<br \/>\nAFB\tAir Force Base<br \/>\nAFC\tAmerican Football Conference<br \/>\nAFC\tAutomatic Flight Control<br \/>\nAFC\tAutomatic Frequency Control<br \/>\nAFCAC\tAir Force Computer Acquisition Center<br \/>\nAFCC\tAir Force Communications Command<br \/>\nAFGE\tAmerican Federation of Government Employees<br \/>\nAFIPS\tAmerican Federation of Information Processing Societies<br \/>\nAFL\tAmerican Federation of Labor<br \/>\nAFL\tAmerican Football League<br \/>\nAFLCIO\tAmerican Federation of Labor and Congress of Industrial Organizations<br \/>\nAFNOR\tAssociation Francaise de NORmalization<br \/>\nAFP\tAppletalk Filing Protocol<br \/>\nAFS\tAndrew File System<br \/>\nAFSC\tAir Force Systems Command<br \/>\nAFSCME\tAmerican Federation of State, County and Municipal Employees<br \/>\nAFTRA\tAmerican Federation of Television and Radio Artists<br \/>\nAG\tAdjutant General<br \/>\nAG\tArcade Game<br \/>\nAG\tAttorney General<br \/>\nAGCT\tArmy General Classification Test<br \/>\nAGN\tActive Galactic Nucleus [Space]<br \/>\nAHL\tAmerican Hockey League<br \/>\nAHQ\tAir HeadQuarters<br \/>\nAI\tArtificial Intelligence<br \/>\nAIAA\tAmerican Institute of Aeronautics and Astronautics [Space]<br \/>\nAIC\tAutomatic Intercept Center<br \/>\nAID\tAgency for International Development<br \/>\nAIDDE\tAmes&#8217; Interactive Dynamic Display Editor<br \/>\nAIDS\tAcquired ImmunoDeficiency Syndrome<br \/>\nAIOD\tAutomatic Identification Outward Dialing<br \/>\nAIS\tAutomatic Intercept System<br \/>\nAIX\tAdvanced Interactive eXecutive (IBM&#8217;s name for UNIX)<br \/>\nAJ\tAstronomical Journal [Space]<br \/>\nAK\tAlaska<br \/>\nAKA\tAlso Known As<br \/>\nAL\tAlabama [US state postal designation]<br \/>\nAL\tAmerican League (baseball)<br \/>\nALA\tAmerican Library Association<br \/>\nALA\tAutomobile Legal Association<br \/>\nALBM\tAir-to-Land Ballistic Missile<br \/>\nALC\tAutomatic Load Control<br \/>\nALGOL\tALGOrithmic Language<br \/>\nALIT\tAutomatic Line Insulation Testing [Telephony]<br \/>\nALPO\tAssociation of Lunar and Planetary Observers [Space]<br \/>\nALS\tAdvanced Launch System [Space]<br \/>\nALU\tArithmetic Logic Unit<br \/>\nA&amp;M\tAgricultural and Mechanical<br \/>\nAM\tAmplitude Modulation<br \/>\nAM\tAnte Meridiem (before noon)<br \/>\nAMA\tAmerican Medical Association<br \/>\nAMA\tAutomatic Message Accounting [Telephony]<br \/>\nAMARC\tAutomatic Message Accounting Recording Center<br \/>\nAMBA\tAssociation of Master of Business Administration<br \/>\nAMC\tAlbany Medical College<br \/>\nAMC\tAmerican Motors Corporation(?) [Corporate name]<br \/>\nAMC\tAppalachian Mountain Club<br \/>\nAMD\tAdvanced Micro Devices [Corporate name]<br \/>\nAMEX\tAMerican EXpress [Corporate name]<br \/>\nAMI\tAlternate Mark Inversion (see also NRZ, NRZI, B8ZS)<br \/>\nAMORC\tAncient Mystic Order Rosae Crucis<br \/>\nAMP\tAdenosine MonoPhosphate<br \/>\nAMPAS\tAcademy of Motion Picture Arts and Sciences<br \/>\nAMPAS\tAcedemy of Motion Picture Arts and Sciences<br \/>\nAMRAAM\tAdvanced Medium Range Air-To-Air Missile<br \/>\nAMROC\tAmerican Rocket Company [Space]<br \/>\nAMSAT\tradio AMateur SATellite corp.<br \/>\nAMU\tAtomic Mass Unit<br \/>\nAMVET\tAMerican VETeran<br \/>\nANA\tAmerican Nurses Association<br \/>\nANAC\tAutomatic Number Announcemnt Circuit [Telephony]<br \/>\nANC\tAll Number Calling [Telephony]<br \/>\nANC\tArmy Nurse Corps<br \/>\nANDF\tArchitecture-Neural Distribution Format<br \/>\nANF\tAutomatic Number Forwarding [Telephony]<br \/>\nANG\tAir National Guard<br \/>\nANI\tAutomatic Number Identification (see also: CLID) [Telephony]<br \/>\nANL\tArgonne National Laboratory<br \/>\nANOVA\tANalysis Of VAriance<br \/>\nANPA\tAmerican Newspaper Publishers Association<br \/>\nANSI\tAmerican National Standards Institute<br \/>\nANZUS\tAustralia, New Zealand, United States<br \/>\nAO\tAccount Of<br \/>\nAOA\tAbort Once Around [NASA, Shuttle]<br \/>\nAOA\tAbort Once Around (Shuttle abort plan) [Space]<br \/>\nAOL\tAbsent Over Leave (see AWOL)<br \/>\nAOS\tAcademic Operating System<br \/>\nAOS\tAlternate Operator Service [Telephony]<br \/>\nA\/P\tAccounts Payable<br \/>\nAP\tAdditional Premium<br \/>\nAP\tAll Points<br \/>\nAP\tAssociated Press [Corporate name]<br \/>\nAPA\tAll Points Addressable<br \/>\nAPA\tAmerican Psychological Association<br \/>\nAPB\tAll Points Bulletin<br \/>\nAPDA\tApple Programmers and Developers Association<br \/>\nAPI\tApplication Programming Interface<br \/>\nAPICS\tAmerican Production and Inventory Control Society<br \/>\nAp.J\tAstrophysical Journal [Space]<br \/>\nAPL\tA Programming Language<br \/>\nAPL\tacute promyelocytic leukemia [Disease]<br \/>\nAPO\tAlpha Phi Omega, service fraternity<br \/>\nAPO\tArmy Post Office<br \/>\nAPP\tApplications Portability Profile<br \/>\nAPPC\tAdvanced Peer-to-Peer Communications<br \/>\nAPR\tAnnual Percentage Rate (as in loan interest)<br \/>\nAPSE\tAda Programming Support Environment<br \/>\nAPU\tAuxiliary Power Unit [Space]<br \/>\nAQ\tAccumulator-Quotient register<br \/>\nA\/R\tAccounts Receivable<br \/>\nAR\tAddress Register<br \/>\nAR\tArkansas<br \/>\nARC\tAIDS-related complex<br \/>\nARC\tAmerican Red Cross<br \/>\nARC\tAmes Research Center (NASA) [Space]<br \/>\nARCNET\tAttached Resource Computer local area NETwork<br \/>\nARO\tAfter Receipt of Order<br \/>\nARP\tAddress Resolution Protocol<br \/>\nARPA\tAdvanced Research Projects Agency (of the DoD, see DARPA)<br \/>\nARPANET ARPA (q.v.) NETwork<br \/>\nARRL\tAmateur Radio Relay League<br \/>\nARV\tAmerican Revised Version<br \/>\nAS\tAnglo-Saxon<br \/>\nASA\tAcetyl Salicylic Acid<br \/>\nASAP\tAs Soon As Possible<br \/>\nASC\tAccredited Standards Committee<br \/>\nASCAP\tAmerican Society of Composers, Authors, and Publishers<br \/>\nASCC\tAutomatic Sequence-Controlled Calculator<br \/>\nASCII\tAmerican Standard Code for Information Interchange<br \/>\nASDIC\tAnti-Submarine Detection Investigation Committee (British for sonar)<br \/>\nASDSP\tApplication-Specific Digital Signal Processor<br \/>\nASG\tAutomated Sciences Group<br \/>\nASHRAE\tAmer. Soc. of Heating, Refrigerating and Air-cond. Engineers, inc.<br \/>\nASIC\tApplication Specific Integrated Circuit<br \/>\nASME\tAmerican Society of Mechanical Engineers<br \/>\nASN\tAbstract Syntax Notation One (ISO\/CCITT ASN.1)<br \/>\nASP\tAggregated Switch Procurement<br \/>\nASRM\tAdvanced Solid Rocket Motor [Space]<br \/>\nASSR\tAutonomous Soviet Socialist Republic<br \/>\nAST\tAtlantic Standard Time<br \/>\nASV\tAmerican Standard Version<br \/>\nAT\tAtlantic Time<br \/>\nATA\tAutomatic Trouble Analysis<br \/>\nATACC\tAdvanced Tactical Air Command Central<br \/>\nATB\tAdvanced Technology Bomber (stealth bomber)<br \/>\nATC\tAir Traffic Control<br \/>\nATDRS\tAdvanced Tracking and Data Relay Satellite [Space]<br \/>\nATF\tAdvanced Technology Fighter<br \/>\nATIS\tAtherton Tools Interface Specification<br \/>\nATLAS\tAtmospheric Laboratory for Applications and Science [Space]<br \/>\nATM\tAmateur Telescope Maker [Space]<br \/>\nATM\tAsynchronous Transfer Mode<br \/>\nATM\tAutomatic Teller Machine<br \/>\nATO\tAbort To Orbit [NASA, Shuttle]<br \/>\nATO\tAbort To Orbit (Shuttle abort plan) [Space]<br \/>\nATOMS\tAT&amp;t Optimized Materials Simulator<br \/>\nATP\tAdenosine TriPhosphate<br \/>\nATPCO\tAirline Tariff Publishing COmpany<br \/>\nAT&amp;T\tAmerican Telephone &amp; Telegraph [Corporate name]<br \/>\nATT\tAmerican Telephone &amp; Telegraph (normally written AT&amp;T when seperate)<br \/>\nATTIS\tAmerican Telephone and Telegraph Information Systems [AT&amp;T] (Division)<br \/>\nATV\tAll Terrain Vehicle<br \/>\nAU\tAstronomical Unit (93,000,000 miles) [Space]<br \/>\nAU\tAstronomical Unit [Space]<br \/>\nAUI\tAttachment Universal Interface<br \/>\nAURA\tAssociation of Universities for Research in Astronomy [Space]<br \/>\nAUS\tArmy of the United States<br \/>\nAUTODIN AUTOmatic DIgital Network<br \/>\nAUTOVON AUTOmatic VOice Network<br \/>\nAV\tAudioVisual<br \/>\nAVLIS\tAtomic Vapor Laser Isotope Separation<br \/>\nAWACS\tAirborne Warnings And Control Systems<br \/>\nAWEA\tAmerican Wind Energy Association<br \/>\nAWK\tal Aho, peter Weinberger, brian Kernighan (pattern scanning language)<br \/>\nAWOL\tAbsent WithOut Leave (also Absent Without Official Leave) (see AOL)<br \/>\nAW&amp;ST\tAviation Week and Space Technology (a.k.a. AvLeak) [Space]<br \/>\nAXAF\tAdvanced X-ray Astrophysics Facility [Space]<br \/>\nAZ\tArizona<br \/>\nB\tBook<br \/>\nB8ZS\tBinary 8 Zero Substitution (see also NRZ, NRZI, AMI)<br \/>\nBA\tBachelor of Arts<br \/>\nBACH\tBusiness Alliance for Commerce in Hemp<br \/>\nBAFO\tBest And Final Offer<br \/>\nBARRNet Bay Area Regional Research Network (SF Bay Area)<br \/>\nBASIC\tBeginner&#8217;s All-purpose Symbolic Instruction Code<br \/>\nBATSE\tBurst And Transient Source Experiment (on GRO) [Space]<br \/>\nBB\tBases on Balls<br \/>\nBB\tBest of Breed<br \/>\nBB\tBunnies and Burrows<br \/>\nBBA\tBachelor of Business Administration<br \/>\nBBB\tBetter Business Bureau<br \/>\nBBC\tBritish Broadcasting Corporation<br \/>\nBBL\tBarrel<br \/>\nBBN\tBolt, Beranek, and Newman, Inc. [Corporate name]<br \/>\nBBXRT\tBroad-Band X-Ray Telescope (ASTRO package) [Space]<br \/>\nBC\tBattlecars<br \/>\nBC\tBefore Christ<br \/>\nBC\tBritish Columbia<br \/>\nBC\/BS\tBlue Cross\/Blue Shield<br \/>\nBCD\tBad Conduct Discharge<br \/>\nBCD\tBinary Coded Decimal<br \/>\nBCDIC\tBinary Coded Decimal Interchange Code<br \/>\nBCE\tBefore the Common Era (substitute for BC)<br \/>\nBCNU\tBe Seeing You [Net jargon]<br \/>\nBCP\tByte Controlled Protocols<br \/>\nBCPL\tBasic Combined Programming Language<br \/>\nBCS\tBachelor of Commercial Science<br \/>\nBCS\tBinary Compatibility Standard<br \/>\nBCS\tBoston Computer Society<br \/>\nBCS\tBritish Computer Society<br \/>\nBD\tBachelor of Divinity<br \/>\nBD\tBank Draft<br \/>\nBD\tBills Discounted<br \/>\nBD&amp;D\tBasic Dungeons &amp; Dragons<br \/>\nBDF\tBinary Distribution Format<br \/>\nBDT\tBilling Data Transmitter<br \/>\nBE\tBill of Exchange<br \/>\nBEF\tBritish Expeditionary Force (see AEF)<br \/>\nBELCORE BELL COmmunications REsearch<br \/>\nBEM\tBug Eyed Monster<br \/>\nBEM\tBug-Eyed Monster [Space]<br \/>\nBENELUX BElgium, NEtherlands, and LUXembourg<br \/>\nBER\tBit Error Rate<br \/>\nBERT\tBit Error Rate Test<br \/>\nBEST\tBorland Enhanced Support and Training<br \/>\nBF\tBrought Forward<br \/>\nBFA\tBachelor of Fine Arts<br \/>\nBFD\tBristol (RI) Fire Department (probably typical of any town starting &#8220;B&#8221;)<br \/>\nBH\tBlack Hole [Space]<br \/>\nBH\tBoot Hill<br \/>\nBHP\tBrake HorsePower<br \/>\nBICS\tBuilding Industry Consulting Services [Telephony]<br \/>\nBID\tBis In Die (twice a day)<br \/>\nBIMA\tBerkeley Illinois Maryland Array [Space]<br \/>\nBIOS\tBasic Input Output System<br \/>\nBIS\tBusiness Information System<br \/>\nBISDN\tBroadband ISDN (q.v.) [Telephony]<br \/>\nBiSync\tBinary Synchronous Communications (BSC is preferred) [IBM]<br \/>\nBit\tBInary digiT<br \/>\nBITNET\tBecause It&#8217;s Time Network<br \/>\nBLAST\tBLocked ASynchronous Transmission<br \/>\nBLERT\tBLock Error Rate Test<br \/>\nBLF\tBusy Lamp Field [Telephony]<br \/>\nBLT\tBacon, Lettuce, and Tomato (sandwich)<br \/>\nBLT\tBLock Transfer [Instruction]<br \/>\nBLT\tBranch Less Than [Instruction]<br \/>\nBM\tBasal Metabolism<br \/>\nBM\tBowel Movement<br \/>\nBMA\tBank Marketing Association<br \/>\nBMEWS\tBallistic Missile Early Warning<br \/>\nBMO\tBallistic Missile Office<br \/>\nBMOC\tBig Man On Campus<br \/>\nBMR\tBasal Metabolism Rate<br \/>\nBNC\tBayonet Neill Concelman (connector) [Electronics] (see also TNC)<br \/>\nBNF\tBachus-Naur Form<br \/>\nBO\tBody Odor<br \/>\nBO\tBranch Office<br \/>\nBO\tBuyer&#8217;s Option<br \/>\nBOC\tBell Operating Company<br \/>\nBOD\tBoard Of Directors<br \/>\nBOF\tBirds Of a Feather<br \/>\nBOM\tBill Of Materials<br \/>\nBOOTP\tBootstrap Protocol [Internet]<br \/>\nBOQ\tBachelor Officers&#8217; Quarters<br \/>\nBOS\tBusiness Office Supervisor<br \/>\nBOSIX\tBiin Open System Interface eXtension<br \/>\nBP\tBlood Pressure<br \/>\nBP\tBritish Petroleum<br \/>\nBP\tBritish Pharmacopoeia<br \/>\nBPI\tBits Per Inch<br \/>\nBPL\tBoston Public Library<br \/>\nBPL\tBranch if PLus [Instruction]<br \/>\nBPOE\tBenevolent and Protective Order of Elks<br \/>\nBPS\tBits Per Second<br \/>\nBR\tBills Receivable<br \/>\nBR\tBritish Rail<br \/>\nBRA\tBoston Redevelopment Authority<br \/>\nBRI\tBasic Rate Interface (ISDN) [Telephony]<br \/>\nBRIEF\tBasic Reconfigurable Interactive Editing Facility<br \/>\nBRL\tarmy Ballistic Research Laboratory<br \/>\nBRS\tBibliographic Retrieval Service<br \/>\nBS\tBachelor of Science<br \/>\nBS\tBill of Sale<br \/>\nBSA\tBirmingham Small Arms<br \/>\nBSA\tBoy Scouts of America<br \/>\nBSc\tBachelor of SCience<br \/>\nBSC\tBinary Synchronous Communications (also sometimes BiSync) [IBM]<br \/>\nBSD\tBerkeley Software Distribution<br \/>\nBSN\tBachelor of Science in Nursing<br \/>\nBSS\tBlock Started by Symbol<br \/>\nBSTJ\tBell System Technical Journal<br \/>\nBT\tBritish Telecom<br \/>\nBTAM\tBasic Telecommunications Access Method [IBM]<br \/>\nBThU\tBritish Thermal Unit (BTU {q.v.} is preferred)<br \/>\nBTL\tBell Telephone Laboratories<br \/>\nBTO\tBachman Turner Overdrive<br \/>\nBTU\tBritish Thermal Unit<br \/>\nBTW\tBy The Way [Net jargon]<br \/>\nBU\tBoston University<br \/>\nBUF\tB-52 bomber (&#8220;Big Ugly Fellow&#8221;) [USAF]<br \/>\nBV\tBlessed Virgin<br \/>\nBWI\tBaltimore-Washington International (airport)<br \/>\nBWI\tBritish West Indies<br \/>\nBX\tBase eXchange (see also PX)<br \/>\nc\tcenti- (metric 1\/100)<br \/>\nC\tprogramming language (successor to B, which was based on BCPL)<br \/>\nCA\tCalifornia<br \/>\nCA\tChartered Accountant<br \/>\nCA\tChief Accountant<br \/>\nCA\tChronological Age<br \/>\nCA\tCollision Avoidance (as in CSMA\/CA (q.v.))<br \/>\nCAB\tCivil Aeronautics Board<br \/>\nCACM\tCommunications of the Association for Computing Machinery<br \/>\nCAD\tComputer Aided Design (sometimes seen as CAD\/CAM)<br \/>\nCAD\tComputer Aided Dispatching<br \/>\nCAE\tCommon Applications Environment<br \/>\nCAE\tComputer Aided Engineering<br \/>\nCAI\tComputer Aided Instruction<br \/>\nCAIS\tCommon Apse Interface Specification<br \/>\nCALS\tComputer-aided Acquisition and Logistics Support<br \/>\nCAM\tComputer Aided Management<br \/>\nCAM\tComputer Aided Manufacturing (sometimes seen as CAD\/CAM)<br \/>\nCAM\tContent Addressable Memory<br \/>\nCAMA\tCentralized Automatic Message Accounting [Telephony]<br \/>\nCAMP\tCampaign Against Marijuana Planting<br \/>\nCAP\tCivil Air Patrol<br \/>\nCAP\tColumbia Appletalk Package<br \/>\nCAR\tContents of the Address part of the Register (LISP)<br \/>\nCARE\tCommittee on American Relief in Europe<br \/>\nCARP\tCalifornia Air Resources Board<br \/>\nCASE\tComputer Aided Software Engineering<br \/>\nCASSIS\tClassification and Search Support Information System<br \/>\nCAT\tComputer-Aided Tomography<br \/>\nCATIS\tCommon Applications and Tools Integration Services<br \/>\nCATV\tCommon Antenna TeleVision<br \/>\nCATV\tCommunity Antenna TeleVision<br \/>\nCAVU\tCeiling And Visibility Unlimited<br \/>\nCB\tCitizens Band radio<br \/>\nCBC\tCanadian Broadcasting Corporation<br \/>\nCBD\tCash Before Delivery<br \/>\nCBD\tCommerce Business Daily<br \/>\nCBEMA\tComputer &amp; Business Equipment Manufacturers Association<br \/>\nCBR\tChemical, Biological, Radiological warfare<br \/>\nCBS\tColumbia Broadcasting System [Corporate name]<br \/>\nCBW\tChemical and Biological Warfare<br \/>\nCC\tC (language) Compiler<br \/>\nCC\tCarbon Copy<br \/>\nCCA\tComputer Corporation of America [Corporate name]<br \/>\nCCAFS\tCape Canaveral Air Force Station [Space]<br \/>\nCCC\tCanadian Committee on Cataloging<br \/>\nCCC\tCivil(ian) Conservation Corps<br \/>\nCCC\tCommand, Control, and Communications (sometimes C^3)<br \/>\nCCC\tConcourse Computer Center [MIT]<br \/>\nCCCCM\tCCC CounterMeasures (sometimes C^3CM)<br \/>\nCCCI\tCommand, Control, Communications, and Intelligence<br \/>\nCCD\tCharge Coupled Device (see CID)<br \/>\nCCD\tCharge-Coupled Device [Space]<br \/>\nCCDS\tCenters for the Commercial Development of Space [Space]<br \/>\nCCF\tHundred Cubic Feet<br \/>\nCCI\tComputer Carrier Interrupt<br \/>\nCCI\tComputer Consoles, Incorporated<br \/>\nCCIP\tContinuously Computed Impact Point<br \/>\nCCIRN\tCoordinating Committee for Intercontinental Research Networking<br \/>\nCCIS\tCommon Channel Interoffice Signaling [Telephony]<br \/>\nCCITT\tComite&#8217; Consultatif International Telegraphique et Telephonique<br \/>\nCCITT\tConsultative Committee on International Telephony and Telegraphy<br \/>\nCCITT\tInternational Telegraph and Telephone Consultative Committee<br \/>\nCCR\tCommitment, Concurrency, and Recovery<br \/>\nCCR\tCreedence Clearwater Revival [Music]<br \/>\nCCRI\tCommunity College of Rhode Island [Corporate name]<br \/>\nCCRP\tContinuously Computed Release Point<br \/>\nCCS\tHundred Call Seconds [Telephony]<br \/>\nCCS7\tCommon Channel Signalling (version #7) [Telephony, AT&amp;T]<br \/>\nCCSA\tCommon Control Switching Arrangement [Telephony]<br \/>\nCCTA\tCentral Computer and Telecommunications Agency<br \/>\nCCTV\tClosed Circuit TeleVision<br \/>\nCD\tCarrier Detect (properly DCD (q.v.)) (EIA RS-232-C)<br \/>\nCD\tCertificate of Deposit<br \/>\nCD\tCivil Defense<br \/>\nCD\tCollision Detection (as in CSMA\/CD (q.v.))<br \/>\nCD\tCompact Disk<br \/>\nCDA\tCall Data Accumulator<br \/>\nCDA\tCompound Documents Architecture<br \/>\nCDC\tCenters for Disease Control<br \/>\nCDC\tControl Data Corporation, Inc. [Corporate name]<br \/>\nCDEV\tControl panel DEVice<br \/>\nCDIAC\tCarbon Dioxide Information Analysis Center<br \/>\nCDO\tCommunity Dial Office<br \/>\nCDR\tCommanDeR<br \/>\nCDR\tContents of the Decrement part of the Register (LISP)<br \/>\nCD-ROM\tCompact Disk Read Only Memory<br \/>\nCD-ROM\tCompact Disk Read-Only Memory [Space]<br \/>\nCDSF\tCommercially Developed Space Facility<br \/>\nCDT\tCentral Daylight Time<br \/>\nCDU\tControl Display Unit<br \/>\nCE\tChemical Engineer<br \/>\nCE\tCivil Engineer<br \/>\nCE\tCommon Era (substitute for AD)<br \/>\nCE\tCorps of Engineers<br \/>\nCE\tCustomer Engineer (see also FE, SE)<br \/>\nCEA\tCommissariat a l&#8217;Energie Atomique (Frenc Atomic Energy Commision)<br \/>\nCEA\tCouncil of Economic Advisors<br \/>\nCEA\tCounty Education Authority<br \/>\nCEC\tCommission of the European Communities<br \/>\nCED\tCommittee for Economic Development<br \/>\nCELSS\tControlled Ecological Life Support System [Space]<br \/>\nCENS\tCentre d&#8217;Etudes Nucleaires de Seclay<br \/>\nCENTO\tCENtral Treaty Organization<br \/>\nCEO\tChief Executive Officer<br \/>\nCERFnet California Education and Research Federation Network<br \/>\nCERN\tEuropean Organization for Nuclear Research<br \/>\nCERN\torganisation (formerly Conseil) Europeenne pour la Recherche Nucleaires<br \/>\nCERT\tComputer Emergency Response Team<br \/>\nCEVI\tCommon Equipment Voltage Indicator<br \/>\nCF\tCarry Forward<br \/>\nCF\tCoin First (payphone) [Telephony]<br \/>\nCF\tCystic Fibrosis [Disease]<br \/>\nCFA\tCenter For Astrophysics [Space]<br \/>\nCFC\tChloro-FluoroCarbon [Chemical]<br \/>\nCFC\tCombined Federal Campaign<br \/>\nCFD\tComputational Fluid Dynamics<br \/>\nCFHT\tCanada-France-Hawaii Telescope [Space]<br \/>\nCFI\tCost, Freight, and Insurance<br \/>\nCFL\tCanadian Football League<br \/>\nCFO\tChief Financial Officer<br \/>\nCG\tCoast Guard<br \/>\nCG\tCommanding General<br \/>\nCGA\tColor Graphics Adapter<br \/>\nCGCT\tCompagnie Generale de Constructions Telephoniques<br \/>\nCG&amp;E\tCincinnati Gas &amp; Electric<br \/>\nCGE\tCompagnie Generale d&#8217;Electricite<br \/>\nCH\tCardboard Heroes<br \/>\nCH\tClearingHouse<br \/>\nCH\tCourtHouse<br \/>\nCH\tCustoms House<br \/>\nCHA\tChampions<br \/>\nCHAP\tCHAnnel Processor<br \/>\nCHARA\tCenter for High Angular Resolution Astronomy [Space]<br \/>\nCHI\tChill:\tAdventures into the Unknown<br \/>\nCHOTS\tCorporate Headquarters Office Technology System<br \/>\nCHP\tCalifornia Highway Patrol<br \/>\nCI\tCubic Inches<br \/>\nCIA\tCentral Intelligence Agency [US Government]<br \/>\nCIA\tCulinary Institute of America (Hyde Park, NY)<br \/>\nCIC\tCarrier Identification Codes [Telephony] (10XXX codes)<br \/>\nCIC\tCommittee on Institutional Cooperation<br \/>\nCIC\tCoordination and Information Center [CSNet]<br \/>\nCICA\tCompetition in Contracting Act<br \/>\nCICS\tCustomer Information Control System [IBM]<br \/>\nCID\tCaller ID [Telephony] (see also: CLID, ANI)<br \/>\nCID\tCentral Institute for the Deaf<br \/>\nCID\tCharge Injection Device (see CCD)<br \/>\nCID\tComputer Integrated Design<br \/>\nCIDIN\tCommon Icao Data Interchange Network<br \/>\nCIM\tComputer Integrated Manufacturing<br \/>\nCIO\tChief Information Officer<br \/>\nCIRRIS\tCryogenic InfraRed Radiance Instrument for Shuttle [Space]<br \/>\nCISC\tComplex Instruction Set Computer<br \/>\nCislunar\tThe space between the Earth and the Moon<br \/>\nCIT\tCalifornia Institute of Technology<br \/>\nCIT\tCase Institute of Technology (part of CWRU, Cleveland, OH)<br \/>\nCIT\tCircumstellar Imaging Telescope [Space]<br \/>\nCLASP\tComprehensive Logistics Automated Support Program<br \/>\nCLASS\tCustom Local Area Signaling Service [Telephony]<br \/>\nCLI\tCommand Line Interpreter<br \/>\nCLID\tCalling Line ID [Telephony] (see also: CID, ANI)<br \/>\nCLNP\tConnectionless-mode Network Protocol<br \/>\nCLNS\tConnectionless-mode Network Service<br \/>\nCLR\tCombined Line and Recording<br \/>\nCLRC\tCircuit Layout Record Card<br \/>\nCLU\tChartered Life Underwriter<br \/>\nCLUT\tColor LookUp Table<br \/>\ncm\tcentimeters<br \/>\nCM\tCommand Module (Apollo spacecraft) [Space]<br \/>\nCM\tCongregation of the Mission<br \/>\nCMC\tCommunication Machinery Corp.<br \/>\nCMD\tCentralized Message Distribution<br \/>\nCMIP\tCommon Management Information Protocol<br \/>\nCMIS\tCommon Management Information Services<br \/>\nCML\tCurrent Model Logic<br \/>\nCMMU\tCache\/Memory Management Unit<br \/>\nCMOS\tComplementary Metal Oxide Semiconductor (see MOS)<br \/>\nCMOT\tCommon Management Information Services and Protocol Over TCP\/IP<br \/>\nCMRR\tCommon Mode Rejection Ratio<br \/>\nCMS\tCircuit Maintenance System<br \/>\nCMSgt\tChief Master Sergeant<br \/>\nCMU\tCarnegie-Mellon University<br \/>\nCMYK\tCyan, Magenta, Yellow, blacK<br \/>\nCN\tCanadian National [Corporate name, Railroading]<br \/>\nCN\/A\tCustomer Name \/ Address [Telephony]<br \/>\nCNI\tCommon Network Interface [Telephony, AT&amp;T] (Department of AT&amp;T)<br \/>\nCNN\tCable News Network<br \/>\nCNO\tCarbon-Nitrogen-Oxygen [Space]<br \/>\nCNO\tChief of Naval Operations<br \/>\nCNR\tCanadian National Railways<br \/>\nCNR\tCarrier to Noise Ratio<br \/>\nCNRI\tCorporation for National Research Initiatives<br \/>\nCNRS\tCentre National de la Recherche Scientifique (French National Center for Scientific Research)<br \/>\nCNS\tCentral Nervous System<br \/>\nCNSR\tComet Nucleus Sample Return [Space]<br \/>\nCO\tCash Order<br \/>\nCO\tCentral Office [Telephony]<br \/>\nCO\tColorado<br \/>\nCO\tCommanding Officer<br \/>\nCO\tConscientious Objector<br \/>\nC\/O\tin Care Of<br \/>\nCOB\tClose Of Business<br \/>\nCOBE\tCOsmic Background Explorer [Space]<br \/>\nCOBOL\tCOmmon Business Oriented Language<br \/>\nCOC\tCall of Cthulhu<br \/>\nCOCOT\tCustomer Owned, Coin Operated Telephone [Telephony]<br \/>\nCOD\tCollect On Delivery; Cash On Delivery<br \/>\nCODEC\tCOder-DECoder<br \/>\nCOER\tCentral Office Equipment Report<br \/>\nCOLA\tCost-Of-Living Allowance<br \/>\nCOM\tComputer Output (on) Microfiche<br \/>\nCOM\tComputer Output (on) Microfilm<br \/>\nCOMAS\tCentral Office Maintenance and Administration System<br \/>\nCOMM\tCommunications<br \/>\nCOMPACT COMmercial Product ACquisition Team<br \/>\nCOMPTEL COMPton TELescope (on GRO) [Space]<br \/>\nCOMSAT\tCommunications Satellite [Space]<br \/>\nCONACYT Consejo Nacional de Cienca Y Tecnologia (Mexican National Council of Science and Technology)<br \/>\nCONS\tConnection-Oriented Networking Service<br \/>\nCONS\tConnection-Oriented Networking Session<br \/>\nCONS\tCONStruct (LISP)<br \/>\nCORE\tCOntrolled Requirement Expression<br \/>\nCORN\tCOmputer Resource Nucleus<br \/>\nCOS\tCorporation for Open Systems<br \/>\nCOSINE\tCooperation for Open Systems Interconnection Networking in Europe<br \/>\nCOSMIC\tCOmmon System Main InterConnecting frame<br \/>\nCOSMIC\tCOmputer Software Management and Information Center<br \/>\nCOSMOS\tCOmputer System for Mainframe OperationS<br \/>\nCOSTAR\tCorrective Optics Space Telescope Axial Replacement [Space]<br \/>\nCOT\tCard Or Tape (NCR)<br \/>\nCP\tCampus Police (MIT, others probably too)<br \/>\nCP\tCanadian Pacific<br \/>\nCP\tChemically Pure<br \/>\nCP\tCommand Post<br \/>\nCP\tCommand Processor<br \/>\nCP\tCoPy<br \/>\nCP\tthe Canadian Press<br \/>\nCPA\tCertified Public Accountant<br \/>\nCPE\tCustomer Premises Equipment<br \/>\nCPE\tCustomer Provided Equipment<br \/>\nCPFF\tCost Plus Fixed Fee<br \/>\nCPI\tCharacters Per Inch<br \/>\nCPI\tCommon Programming Interface<br \/>\nCPL\tCombined Programming Language<br \/>\nCPM\tControl Program for Microcomputers (sometimes CP\/M)<br \/>\nCPM\tControl Program Monitor (sometimes CP\/M)<br \/>\nCPO\tChief Petty Officer<br \/>\nCPO\tChief Post Office<br \/>\nCPR\tCanadian Pacific Railway<br \/>\nCPS\tCharacters Per Second<br \/>\nCPSR\tComputer Professionals for Social Responsibility<br \/>\nCPT\tCaPTain<br \/>\nCPU\tCentral Processing Unit<br \/>\nCPW\tCertified Public Weigher<br \/>\nCQ\tChange of Quarters<br \/>\nCR\tCarriage Return (ASCII 15 octal)<br \/>\nCRA\tCambridge Redevelopment Authority<br \/>\nCRAF\tComet Rendezvous \/ Asteroid Flyby [Space]<br \/>\nCRAM\tCard Random Access Memory (NCR, but maybe others)<br \/>\nCRC\tChemical Rubber Company<br \/>\nCRC\tCyclic Redundancy Check<br \/>\nCREG\tConcentrated Range Extension with Gain<br \/>\nCREN\tThe Corporation for Research and Educational Networking (merge of BITNET and CSNet)<br \/>\nCRRES\tCombined Release \/ Radiation Effects Satellite [Space]<br \/>\nCRRES\tCombined Release and Radiation Effects Satellite [NASA]<br \/>\nCRT\tCathode Ray Tube (also generic reference to a terminal)<br \/>\nCRTC\tCanadian Radio-television and Telecommunications Commission<br \/>\nC&amp;S\tChivalry &amp; Sorcery<br \/>\nCS\tCivil Servant<br \/>\nCS\tComputer Science; Computing Science<br \/>\nCS\tCounty Seat<br \/>\nCSA\tConfederate States of America<br \/>\nCSAB\tComputing Sciences Accreditation Board<br \/>\nCSACS\tCentralized Status, Alarm and Control System<br \/>\nCSC\tComputer Sciences Corporation<br \/>\nCSDC\tCircuit Switched Digital Capability<br \/>\nCSF\tCritical Success Factor<br \/>\nCSI\tCommercial Systems Integration<br \/>\nCSIS\tCanadian Security and Intelligence Service<br \/>\nCSL\tCoin Supervising Link<br \/>\nCSM\tCommand and Service Module (Apollo spacecraft) [Space]<br \/>\nCSM\tCommand Sergeant Major<br \/>\nCSMA\tCarrier Sense Multiple Access<br \/>\nCSMA\/CA Carrier Sense Multiple Access with Collision Avoidance<br \/>\nCSMA\/CD Carrier Sense Multiple Access with Collision Detection<br \/>\nCSNET\tComputer + Science Network (merged with BITNET to make CREN)<br \/>\nCSO\tCentral Services Organization<br \/>\nCSOC\tConsolidated Space Operations Center (at Colorado Springs)<br \/>\nCSP\tControl Switching Point<br \/>\nCSR\tControl and Status Register<br \/>\nCSR\tCustomer Service Representative [Telephony]<br \/>\nCSRG\tComputer Systems Research Group<br \/>\nCSRS\tcivil Service Retirement System<br \/>\nCSS\tCustomer Switching System<br \/>\nCST\tCentral Standard Time<br \/>\nCSU\tChannel Service Unit<br \/>\nCT\tCentral Time<br \/>\nC&amp;T\tCommunications &amp; Tracking [Space]<br \/>\nCT\tConnecticut<br \/>\nCTC\tCanadian Transport Commission<br \/>\nCTC\tCentralized Traffic Control [Railroading]<br \/>\nCTD\tComputing and Telecommunications Division<br \/>\nCTIO\tCerro Tololo Inter-american Observatory<br \/>\nCTIO\tCerro Tololo Interamerican Observatory [Space]<br \/>\nCTNE\tCompania Telefonica Nacional de Espana<br \/>\nCTS\tClear To Send (EIA RS-232-C)<br \/>\nCTS\tCompatible Timesharing System<br \/>\nCTV\tCanadian TeleVision network<br \/>\nCU\tClose-Up<br \/>\nCUA\tCommon User Access<br \/>\nCUL\tSee You Later [Net jargon]<br \/>\nCV\tCurriculum Vitae<br \/>\nCW\tCar Wars<br \/>\nCW\tChemical Warfare<br \/>\nCW\tChild Welfare<br \/>\nCW\tChurchwarden<br \/>\nCW\tChurdwarden<br \/>\nCW\tContinuous Wave<br \/>\nCWO\tCash With Order<br \/>\nCWO\tChief Warrant Officer<br \/>\nCWRU\tCase Western Reserve University<br \/>\nCXI\tCommon X-windows Interface<br \/>\nCY\tCalendar Year<br \/>\nCYO\tCatholic Youth Organization<br \/>\nCZ\tCanal Zone<br \/>\nD\tDepth<br \/>\nDA\tDays after Acceptance<br \/>\nDA\tDepartment of Agriculture<br \/>\nDA\tDeposit Account<br \/>\nD\/A\tDigital to Analog converter<br \/>\nDA\tDirectory Assistance (\/C = computerized, \/M = Microfilm) [Telephony]<br \/>\nDA\tDistrict Attorney<br \/>\nDA\tDon&#8217;t Answer [Telephony] (may be more general)<br \/>\nDAC\tDigital to Analog Converter<br \/>\nDA\/C\tDirectory Assistance\/Computerized<br \/>\nDACCS\tDigital Access Cross Connect System [Telephony] (suspect, see DACS)<br \/>\nDACS\tDigital Access Cross-connect System [Telephony]<br \/>\nDAD\tDraft ADdendum<br \/>\nDAG\tDirected Acyclic Graph<br \/>\nDAL\tDedicated Access Line [Telephony]<br \/>\nDA\/M\tDirectory Assistance\/Microfilm<br \/>\nDAP\tDivision Advisory Panel (of NSF (q.v.) DNCRI (q.v.))<br \/>\nDAR\tDaughters of the American Revolution<br \/>\nDARE\tDrug Abuse Resistance Education<br \/>\nDARPA\tDefense Advanced Research Projects Agency (of the DoD, see also ARPA)<br \/>\nDASD\tDirect Access Storage Device<br \/>\nDAT\tDigital Audio Tape<br \/>\nDATA\tDefense Air Transport Administration<br \/>\nDAV\tDisabled American Veterans<br \/>\nDB\tDataBase<br \/>\ndb\tdecibel(s)<br \/>\ndba\tdoing business as<br \/>\nDBF\tDBase Format<br \/>\nDBME\tDataBase Managment Environment<br \/>\ndbms\tDataBase Management System (rdbms for Relational &#8230;)<br \/>\nDBRAD\tData Base Relational Application Directory<br \/>\nDC\tDirect Current (dc, see also AC)<br \/>\nDC\tDistrict of Columbia<br \/>\nDCA\tDefense Communications Agency<br \/>\nDCA\tDistributed Communication Architecture<br \/>\nDCA\tDocument Content Architecture<br \/>\nDCC\tDescriptive Cataloging Committee<br \/>\nDCCO\tDefense Commercial Communications Office<br \/>\nDCD\tData Carrier Detect (sometimes CD (q.v.)) (EIA RS-232-C)<br \/>\nDCE\tData Communication Equipment<br \/>\nDCL\tDigital Command Language<br \/>\nDCP\tDistributed Communications Processor<br \/>\nDCTS\tDimension Custom Telephone Service<br \/>\nDD\tDaredevils<br \/>\nDD\tData Dictionary<br \/>\nDD\tDays after Date<br \/>\nDD\tDemand Draft<br \/>\nDD\tDishonorable Discharge<br \/>\nDD\tDisk Drive<br \/>\nDD\tDoctor of Divinity<br \/>\nD&amp;D\tDungeons &amp; Dragons<br \/>\nDDC\tDigital Data Converter<br \/>\nDDCU\tDC-to-DC Converter Unit [Space]<br \/>\nDDD\tDirect Distance Dialing [Telephony] (principally US, elsewhere STD)<br \/>\nDDL\tDocument Description Language<br \/>\nDDN\tDefense Data Network<br \/>\nDDP\tDistributed Data Processing<br \/>\nDDS\tDataphone Digital Service [AT&amp;T]<br \/>\nDDS\tDigital Data Service<br \/>\nDDS\tDirect Digital Service<br \/>\nDDS\tDoctor of Dental Science<br \/>\nDDS\tDoctor of Dental Surgery<br \/>\nDDT\tDEC Debugging Tape<br \/>\nDDT\tDi- (pesticide)<br \/>\nDDT\tDynamic Debugging Technique<br \/>\nDE\tDelaware<br \/>\nDEA\tDrug Enforcement Agency [US Government]<br \/>\nDEAR\tDepartment of Energy Acquisition Regulation<br \/>\nDEC\tDigital Equipment Corporation [Corporate name]<br \/>\nDECUS\tDigital Equipment Corporation Users Society<br \/>\nDES\tData Encryption Standard [NIST]<br \/>\nDEW\tDistant Early Warning (as in DEW Line)<br \/>\nDF\tDamage Free<br \/>\nD\/F\tDirection Finding<br \/>\nDFC\tDistinguished Flying Cross<br \/>\nDFD\tData Flow Diagram<br \/>\nDFE\tData Flow Editor<br \/>\nDFM\tDistinguished Flying Medal<br \/>\nDFN\tDeutsche Forschungsnetz Verein (German Research Network Association)<br \/>\nDFRF\tDryden Flight Research Facility [Space]<br \/>\nDFS\tDepth-First Search<br \/>\nDFW\tDallas-Ft.Worth (regional airport)<br \/>\nDG\tData General [Corporate name]<br \/>\nDG\tDei Gratia (by the grace of God)<br \/>\nDG\tDirector General<br \/>\nDGSC\tDefense General Supply Center<br \/>\nDHHS\tDepartment of Health and Human Services<br \/>\nDHSS\tbritish Department of Health and Social Security<br \/>\nDHSS\tDepartment of Health and Social Security (British)<br \/>\nDIA\tDocument Interchange Architecture<br \/>\nDIAD\t(magnetic) Drum Information Assembler \/ Dispatcher<br \/>\nDIAL\tDirect Information Access Line<br \/>\nDIAS\tDefense Automatic Integrated System<br \/>\nDID\tDirect Inward Dialing [Telephony]<br \/>\nDIF\tDocument Interchange Format<br \/>\nDIN\tDeutsches Institut fur Normung<br \/>\nDIRE\tDire Is Really Emacs<br \/>\nDIS\tDraft International Standard [ISO]<br \/>\nDISA\tData Interchange Standards Association<br \/>\nDISOSS\tDistributed Office Support System [IBM]<br \/>\nDIY\tDo It Yourself<br \/>\nDJ\tDisc Jockey<br \/>\nDLA\tDefense Logistics Agency<br \/>\nDLI\tData Link Interface(?)<br \/>\nDLL\tData Link Layer [ISO OSI]<br \/>\nDLL\tDial Long Line equipment<br \/>\nDLO\tDead Letter Office<br \/>\nDM\tDungeon Master<br \/>\nDMA\tDirect Memory Access<br \/>\nDMD\tDoctor of Dental Medicine<br \/>\nDME\tDistance Measuring Equipment<br \/>\nDMF\tProbably part of an X.400 address in Europe<br \/>\nDMOS\tDiffusion Metal Oxide Semiconductor (see MOS)<br \/>\nDMSP\tDefense Meteorological Satellite Program [Space]<br \/>\nDMV\tDepartment of Motor Vehicles<br \/>\nDMV\tDepartment of Motor Vehicles (Calif)<br \/>\nDMZ\tDeMilitarized Zone<br \/>\nDNA\tDeoxyriboNucleic Acid<br \/>\nDNA\tDigital Network Architecture [DEC]<br \/>\nDNCRI\t[NSF] (q.v.) Division of Networking and Communications Research and Infrastructure<br \/>\nDNHR\tDynamic NonHierarchical Routing<br \/>\nDNIC\tData Network Identification Code [Telephony]<br \/>\nDNIS\tDialed Number Identification Service (see also DID) [Telephony]<br \/>\nDNL\tDirector of Naval Laboratories<br \/>\nDNR\tDialed Number Recorder [Telephony]<br \/>\nDNS\tDomain Name System<br \/>\nDOA\tDead On Arrival<br \/>\nDOB\tDate Of Birth<br \/>\nDOC\tDynamic Overload Control<br \/>\nDOD\tDepartment Of Defense [US Government] (sometimes DoD)<br \/>\nDOE\tDepartment of Energy [US Government]<br \/>\nDOHC\tDual OverHead Cams [Automotive]<br \/>\nDOMAIN\tDistributed Operating Multi Access Interactive Network (Apollo)<br \/>\nDOS\tDisk Operating System<br \/>\nDOT\tDepartment Of Transportation [US Government]<br \/>\nDOT&amp;E\tDirector, Operational Test and Evaluation<br \/>\nDOV\tData Over Voice [Telephony]<br \/>\nDOY\tDay of Year<br \/>\nDP\tData Processing<br \/>\nDP\tDial Pulse [Telephony]<br \/>\nDP\tDisplaced Persons (expelled from native land)<br \/>\nDP\tDisplay Postscript<br \/>\nDP\tDouble Penetration<br \/>\nDP\tDouble Play<br \/>\nDP\tDraft Proposal<br \/>\nDPA\tDelegation of Procurement Authority<br \/>\nDPANS\tDraft Proposed American National Standard<br \/>\nDPI\tDots Per Inch<br \/>\nDPS\tDisplay PostScript<br \/>\nDQ\tDairy Queen<br \/>\nDQ\tDragon Quest<br \/>\nDQDB\tDistributed Queue Dual Bus (IEEE 802.6) [Telephony, Networking]<br \/>\nDQL\tDatabase Query Language<br \/>\nDR\tDead Reckoning<br \/>\nDR\tDining Room<br \/>\nDRAM\tDynamic Random Access Memory (as opposed to static RAM)<br \/>\nDRD\tData Reading Device<br \/>\nDRE\tDirectional Reservation Equipment<br \/>\nDRG\tDemocratic Republic of Germany (East Germany)<br \/>\nDRI\tDefense Research Internet<br \/>\nDRI\tDigital Research, Incorporated [Corporate name]<br \/>\nDS\tDouble-Sided<br \/>\nDS\tDraft Standard<br \/>\nDSA\tDial System Assistance<br \/>\nDSE\tData Structure Editor<br \/>\nDSEE\tDomain Software Engineering Environment<br \/>\nDSM\tDistinguished Service Medal<br \/>\nDSO\tDistinguished Service Order<br \/>\nDSP\tDecessit Sine Prole (died without issue)<br \/>\nDSP\tDigital Signal Processing<br \/>\nDSRI\tDigital Standard Relational Interface<br \/>\nDSS\tDecision Support System<br \/>\nDSS\tDirect Station Selection [Telephony]<br \/>\nDST\tDaylight Saving Time<br \/>\nDSTN\tDouble SuperTwisted Nematic<br \/>\nDSU\tDigital Service Unit<br \/>\nDT\tDelirium Tremens<br \/>\nDTE\tData Terminal Equipment<br \/>\nDTF\tDial Tone First payphone [Telephony]<br \/>\nDTMF\tDial Tone Multi Frequency [Telephony]<br \/>\nDTP\tDeskTop Publishing<br \/>\nDTR\tData Terminal Ready (EIA RS-232-C)<br \/>\nDUI\tDriving Under the Influence<br \/>\nDUT\tDevice Under Test<br \/>\nDV\tDeo Vo lente (God willing)<br \/>\nDVM\tDigital Volt Meter<br \/>\nDVM\tDoctor of Veterinary Medicine<br \/>\nDWAPS\tDefense Warehousing Automated Processing System<br \/>\nDWI\tDied Without Issue [Genealogy]<br \/>\nDWI\tDriving While Intoxicated<br \/>\nDWIM\tDo What I Mean<br \/>\nDX\tDistance (as in long distance radio communication)<br \/>\nDXT\tData eXtractT facility<br \/>\nE\tEast<br \/>\nE\tEspionage<br \/>\nEADASS\tEngineering and Administrative Data AcquiSition System<br \/>\nEAFB\tEdwards Air Force Base [Space]<br \/>\nEAN\tCertainly part of an X.400 Address in Europe<br \/>\nEARN\tEuropean Academic Research Network<br \/>\nEAS\tExtended Area Service (or Engineering Admin. System)<br \/>\nEASI\tEuropean Academic Supercomputer Initiative (of IBM)<br \/>\nEBCDIC\tExtended Binary Coded Decimal Interchange Code<br \/>\nEC\tExchange Carrier [Telephony]<br \/>\nECAFE\tEconomic Commission for Africa and the Far East<br \/>\nECASS\tElectronically Controlled Automatic Switching System<br \/>\nECASS\tExport Control Automated Support System<br \/>\nECC\tError Correction Code<br \/>\nECC\tError Correction Code (corrects error in memory or transmission)<br \/>\nECCM\tElectronic Counter-CounterMeasures<br \/>\nECDO\tElectronic Community Dial Office<br \/>\nECG\tElectroCardioGram<br \/>\nECL\tEmitter Coupled Logic (see also TTL)<br \/>\nECLSS\tEnvironmental Control and Life Support System [Space]<br \/>\nECM\tElectronic Counter Measure<br \/>\nECM\tEuropean Common Market<br \/>\nECMA\tEuropean Computer Manufacturers Association<br \/>\nECO\tEcological<br \/>\nECO\tElectronic Central Office<br \/>\nECO\tEngineering Change Order<br \/>\nECPA\tElectronic Communications Privacy Act [US law]<br \/>\nECS\tEnvironmental Control System [Space]<br \/>\nECT\tElectroConvulsive Therapy<br \/>\nECV\tElectric Cargo Vehicle [NASA OEXP]<br \/>\nED&amp;D\tExpert Dungeons &amp; Dragons<br \/>\nEDGAR\tElectronic Data Gathering, Analysis, and Retrieval<br \/>\nEDI\tElectronic Data Interchange<br \/>\nEDIF\tElectronic Design Interchange Format<br \/>\nEDO\tExtended Duration Orbiter [Space]<br \/>\nEDP\tElectronic Data Processing<br \/>\nEDS\tElectronic Data Systems<br \/>\nEDT\tEastern Daylight Time<br \/>\nEDTA\tEthylene Diamine Tetraacetic Acid<br \/>\nEDTCC\tElectronic Data Transmission Communications Central<br \/>\nEE\tElectrical Engineer<br \/>\nEE\tElectrical or Electronics Engineer<br \/>\nEEC\tEuropean Economic Community<br \/>\nEEC\tEuropean Economic Comunity<br \/>\nEEG\tElectroEncephaloGram<br \/>\nEEL\tEpsilon Extension Language<br \/>\nE&amp;EO\tErrors and Omissions Excepted<br \/>\nEEPROM\tElectrically Erasable Programmable Read Only Memory<br \/>\nEFF\tElectronic Frontier Foundation<br \/>\ne.g.\t??? (Latin(?): for example)<br \/>\nEGA\tEnhanced Graphics Adapter<br \/>\nEGP\tExterior Gateway Protocol [Internet]<br \/>\nEGRET\tEnergetic Gamma Ray Experiment Telescope (on GRO) [Space]<br \/>\nEHF\tExtremely High Frequency (30-300GHz)<br \/>\nEIA\tElectronic Industries Association<br \/>\nEINE\tEINE Is Not Emacs<br \/>\nEISA\tExtended Industry-Standard Architecture<br \/>\nEISS\tEuropean Intelligence Support System<br \/>\nEKG\tElectroKardioGramm (see ECG)<br \/>\nEL\tElectroLuminescent (as in display)<br \/>\nELF\tExtremely Low Frequency<br \/>\nELO\tElectric Light Orchestra<br \/>\nELP\tEmerson, Lake and Palmer (or Powell)<br \/>\nELV\tExpendable Launch Vehicle [Space]<br \/>\nE&amp;M\t&#8220;Ear and Mouth&#8221;; receive and transmit leads of a signalling system<br \/>\nEM\tEnlisted Man (see EW)<br \/>\nEMA\tElectronic Mail Association<br \/>\nEMACS\tEditor MACroS<br \/>\nEMACS\tEight Megabytes And Constantly Swapping<br \/>\nE-MAIL\tElectronic MAIL<br \/>\nEMF\tElectroMotive Force<br \/>\nEMF\tElectroMotive Force (voltage)<br \/>\nEMI\tElectroMagnetic Interference<br \/>\nEMP\tElectromagnetic Pulse<br \/>\nEMPRESS EnvironMental Pulse Radiation Environment Simulator for Ships<br \/>\nEMR\tElectroMagetic Response<br \/>\nEMR\tElectroMagnetic Response<br \/>\nEMS\tElectronic Message System<br \/>\nEMS\tExtended Memory Specification<br \/>\nEMT\tEmergency Medical Technician<br \/>\nEMU\tElectroMagnetic Unit<br \/>\nEMU\tExtravehicular Mobility Unit [Space]<br \/>\nENIAC\tElectronic Numerical Integrator and Calculator<br \/>\nENS\tENSign<br \/>\nEO\tEnd Office [Telephony]<br \/>\nEO\tErasable Optical<br \/>\nEOF\tEnd Of File<br \/>\nEOM\tEnd Of Month<br \/>\nEOS\tEarth Observing System [Space]<br \/>\nEOWG\tEngineering and Operations Working Group (under FNC)<br \/>\nEP\tExperience Points<br \/>\nEP\tExtended Play<br \/>\nEPA\tEnvironmental Protection Agency<br \/>\nEPOS\tEngineering and Project-management Oriented Support system<br \/>\nEPRI\tElectric Power Research Institute<br \/>\nEPROM\tErasable Programmable Read Only Memory<br \/>\nEPS\tEncapsulated PostScript<br \/>\nEPT\tEmpire of the Petal Throne<br \/>\nEQ\tEducational Quotient (see IQ)<br \/>\nER\tEmergency Room<br \/>\nERA\tEarned Run Average<br \/>\nERA\tEntity-Relationship-Attribute<br \/>\nERA\tEqual Rights Amendment<br \/>\nERD\tEntity-Relation Diagram<br \/>\nERE\tEntity Relationship Editor<br \/>\nERT\tEarth Resources Technology [Space]<br \/>\nES\tExpert System<br \/>\nESA\tEuropean Space Agency<br \/>\nESA\tEuropean Space Agency [Space]<br \/>\nESAC\tElectronic Systems Assistance Center<br \/>\nESDI\tEnhanced Standard Device Interface<br \/>\nESE\tEast South East<br \/>\nESF\tExtended Superframe Format [Telephony]<br \/>\nESM\tElectronic Support Measures<br \/>\nESnet\tEnergy Sciences network (DoE) [Networking]<br \/>\nESO\tEuropean Southern Observatory<br \/>\nESO\tEuropean Southern Observatory [Space]<br \/>\nESP\tExtra Sensory Perception<br \/>\nESPS\tEntropic Signal Processing System<br \/>\nESS\tElectronic Switching System [Telephony]<br \/>\nESSEX\tExperimental Solid State EXchange<br \/>\nEST\tEastern Standard Time<br \/>\nET\tEastern Time<br \/>\nET\tExtra Terrestrial [Space]<br \/>\nET\t(Shuttle) External Tank [Space]<br \/>\nETA\tEstimated Time of Arrival<br \/>\nET\/ACC\tExternal Tank\/Aft Cargo Carrier (see also ET) [Space]<br \/>\nETC\tEt cetera, and so on&#8230;<br \/>\nETD\tEstimated Time of Departure<br \/>\nETFD\tElectronic Toll Fraud Device [Telephony]<br \/>\nETH\tEidgn:oessiche Technische Hochschule (Swiss Federal Institute of Technology)<br \/>\nETLA\tExtended Three Letter Acronym [Space]<br \/>\nETO\tEarth-to-Orbit [Space]<br \/>\nETR\tEastern Test Range [Space]<br \/>\nETS\tElectronic Translator System<br \/>\nETV\tEducation TeleVision<br \/>\nEUUG\tEuropean Unix User Group<br \/>\nEUV\tExtreme UltraViolet<br \/>\nEUV\tExtreme UltraViolet [Space]<br \/>\nEUVE\tExtreme UltraViolet Explorer [Space]<br \/>\nEVA\tExtraVehicular Activity<br \/>\nEVA\tExtraVehicular Activity [Space]<br \/>\nEVX\tElectronic Voice eXchange<br \/>\nEW\tElectronic Warfare<br \/>\nEW\tEnlisted Woman (see EM)<br \/>\nEWOS\tEuropean Workshop for Open Systems<br \/>\nFA\tFootball Association (British soccer&#8211;a word derived from Association)<br \/>\nFAA\tFederal Aviation Agency [US Government]<br \/>\nFACD\tForeign Area Customer Dialing<br \/>\nFAO\tFood and Agriculture Organization [US Government]<br \/>\nFAQ\tFrequently Asked Questions [Space]<br \/>\nFAR\tFederal Acquisition Regulations<br \/>\nFAS\tForeign Agricultural Service<br \/>\nFAS\tFree Alongside Ship<br \/>\nFASST\tFlexible Architecture Standard System Technology<br \/>\nFAST\tFast Auroral SnapshoT explorer [Space]<br \/>\nFAT\tForeign Area Translation<br \/>\nFAX\tFAcsimile<br \/>\nFB\tFreight Bill<br \/>\nFBI\tFederal Bureau of Investigation [US Government]<br \/>\nFCC\tFederal Communications Commission [US Government]<br \/>\nFCC\tFederal Computer Conference<br \/>\nFCCSET\tFederal Coordinating Committee for Science, Education and Technology (under OSTP) {Maybe Eng. for Edu.??}<br \/>\nFCO\tField Change Order<br \/>\nFCO\tFrequency Controlled Oscillator<br \/>\nFCS\tFrame Check Sequence<br \/>\nFDA\tFood and Drug Administration [US Government]<br \/>\nFDDI\tFiber Digital Data Interface<br \/>\nFDDI\tFiber Distributed Data Interface<br \/>\nFDHD\tFloppy Drive High Density<br \/>\nFDIC\tFederal Deposit Insurance Corporation<br \/>\nFDIC\tFederal Deposit Insurance Corporation [US Government]<br \/>\nFDM\tFrequency Division Multiplexing<br \/>\nFDR\tFranklin Delano Roosevelt [US President]<br \/>\nFE\tField Engineer (see also CE, SE)<br \/>\nFEA\tFinite Element Analysis<br \/>\nFEDSIM\tFEDeral Systems Integration and Management center<br \/>\nFEMA\tFederal Emergency Management Agency<br \/>\nFEMF\tForeign EMF (q.v.) (a.k.a. Cross Battery) [Telephony]<br \/>\nFEPC\tFair Employment Practices Commission<br \/>\nFEPG\tFederal Engineering Planning Group (of FNC under EOWG, originally of FRICC)<br \/>\nFERS\tFederal Employees Retirement System<br \/>\nFET\tFederal Excise Tax<br \/>\nFET\tField Effect Transistor<br \/>\nFFA\tFuture Farmers of America<br \/>\nFFT\tFast Fourier Transform<br \/>\nFFT\tFast Fourier Transform [Space]<br \/>\nFG-A\tFeature Group A [Telephony] (Line Side termination for LD carriers)<br \/>\nFG-B\tFeature Group B [Telephony] (Trunk Side termination for LD carriers (aka ENFIA B), 950 service)<br \/>\nFG-D\tFeature Group D [Telephony] (Trunk Side termination for LD carriers, 1+ service)<br \/>\nFGS\tFine Guidance Sensors (on HST) [Space]<br \/>\nFHA\tFederal Home Administration<br \/>\nFHA\tFuture Homemakers of America<br \/>\nFIB\tFocused Ion Beam<br \/>\nFICA\tFederal Insurance Contributions Act<br \/>\nFIDO\tFog Investigation Dispersal Operation<br \/>\nFIFO\tFirst In First Out (as in registers and buffers)<br \/>\nFILO\tFirst In Last Out (see also FIFO)<br \/>\nFIMS\tForms Interface Management System<br \/>\nFINE\tFINE Is Not Emacs<br \/>\nFIO\tFrequency In and Out<br \/>\nFIPS\tFederal Information Processing Standard<br \/>\nFIR\tFar InfraRed [Space]<br \/>\nFIR\tFinite Impulse Response<br \/>\nFIRMR\tFederal Information Resource Management Regulation<br \/>\nFIT\tFederal Information Technologies, inc.<br \/>\nFITS\tFlexible Image Transport System [Space]<br \/>\nFIX\tFederal Inter-agency eXchange [Networking]<br \/>\nFL\tFlorida<br \/>\nFLACC\tFull Level Algol Checkout Compiler<br \/>\nFLL\tFixed Loss Loop [Telephony]<br \/>\nFLOP\tFLoating point OPeration<br \/>\nFLOPS\tFLoating-point OPerations per Second<br \/>\nFLRA\tFederal Labor Relations Authority<br \/>\nFM\tFrequency Modulation<br \/>\nFMB\tFederal Maritime Board<br \/>\nFMCS\tFederal Mediation and Conciliation Service<br \/>\nFMR\tFollow Me Roaming [Telephony]<br \/>\nFMS\tFinancial Management Service (Treasury Dept)<br \/>\nFMS\tForms Management System<br \/>\nFNC\tFederal Networking Council (formerly FRICC) [US Government] (under OSTP)<br \/>\nFO\tForeign Office<br \/>\nFO\tForward Observer<br \/>\nFOAC\tFederal Office Automation Center<br \/>\nFOB\tFree On Board<br \/>\nFOB\tFull Of Bull (aperiodical of) [TMRC]<br \/>\nFOC\tFaint Object Camera (on HST) [Space]<br \/>\nFOC\tFree Of Charge<br \/>\nFOIA\tFreedom Of Information Act<br \/>\nFOIMS\tField Office Information Management System<br \/>\nFOOBAR\tSee FUBAR [Net jargon]<br \/>\nFOR\tFree On Rail<br \/>\nFORCS\tFaa&#8217;s Operational Reporting Communication System<br \/>\nFORD\tFix Or Repair Daily [Humor]<br \/>\nFORD\tFound On Road Dead [Humor]<br \/>\nFORTRAN FORmula TRANslator<br \/>\nFOS\tFaint Object Spectrograph (on HST) [Space]<br \/>\nFOSE\tFederal Office Systems Exposition<br \/>\nFOT\tFree On Truck<br \/>\nFOV\tField Of View<br \/>\nFPA\tFloating Point Accelerator<br \/>\nFPC\tFish Protein Concentrate<br \/>\nFPE\tFloating Point Engine<br \/>\nFPHA\tFederal Public Housing Authority<br \/>\nFPLA\tField Programmable Logic Array (see PLA)<br \/>\nFPM\tFeet Per Minute<br \/>\nFPO\tField Post Office<br \/>\nFPO\tFleet Post Office<br \/>\nfps\tFeet Per Second<br \/>\nFPU\tFloating Point Unit<br \/>\nFQDN\tFully Qualified Domain Name [TCP\/IP] (DNS)<br \/>\nFR\tFrame Relay [Telephony, Networking]<br \/>\nFRACTAL FRACTional dimensionAL<br \/>\nFRED\tFred Resembles Emacs Deliberately<br \/>\nFRG\tFederal Republic of Germany (West Germany)<br \/>\nFRICC\tFederal Research Internet Coordinating Committee (now FNC, q.v.) [Networking, US Government]<br \/>\nFROG\tFree Rocket Over Ground<br \/>\nFRPG\tFantasy Role Playing Game<br \/>\nFRS\tFederal Reserve System<br \/>\nFS\tField Service<br \/>\nFS\tFile System<br \/>\nFS\tFull Standard<br \/>\nFSF\tFree Software Foundation<br \/>\nFSK\tFrequency Shift Keying<br \/>\nFSLIC\tFederal Savings and Loan Insurance Corporation<br \/>\nFSS\tFederal Supply Service<br \/>\nFSW\tForward Swept Wings<br \/>\nFt\tFoot<br \/>\nFTAM\tFile Transfer And Management (ISO upscale FTP)<br \/>\nFTC\tFederal Trade Commission<br \/>\nFTL\tFaster Than Light<br \/>\nFTP\tFile Transfer Protocol (esp. of the TCP\/IP suite)<br \/>\nFTS\tFederal Telecommunications System [Telephony, US Government]<br \/>\nFTS\tFlight Telerobotic Servicer [Space]<br \/>\nFUBAR\tF***ed Up Beyond All Recognition\/Repair<br \/>\nFUBAR\tFouled Up Beyond All Recognition\/Repair<br \/>\nFUSE\tFar Ultraviolet Spectroscopic Explorer [Space]<br \/>\nFW\tFringeworthy<br \/>\nFWD\tFront Wheel Drive<br \/>\nFWHM\tFull Width at Half Maximum [Space]<br \/>\nFX\tForiegn eXchange [Telephony]<br \/>\nFY\tFiscal Year<br \/>\nFYI\tFor Your Information<br \/>\nG\tGeneral audiences [Movie rating]<br \/>\nG\tGravity<br \/>\nGA\tGamblers Anonymous<br \/>\nGA\tGeneral Assembly<br \/>\nGA\tGeneral Average<br \/>\nGA\tGeneral of the Army<br \/>\nGA\tGeorgia<br \/>\nGAAP\tGenerally Accepted Accounting Principles<br \/>\nGAB\tGroup Audio Bridging [Telephony]<br \/>\nGaia\tEarth&#8217;s self-sustaining Biosphere (Not an acronym, from some ancient language, I think)<br \/>\nGAN\tGlobal Area Network<br \/>\nGAO\tGeneral Accounting Office [US Government]<br \/>\nGAR\tGrand Army of the Republic<br \/>\nGARR\tGruppo Arminizzazione Rete por la Ricerca (Italian Research Network Harmonization Group)<br \/>\nGAS\tGet-Away Special [Space]<br \/>\nGATT\tGeneral Agreement on Tariffs and Trade<br \/>\nGAW\tGuaranteed Annual Wage<br \/>\nGAW\tGuarenteed Annual Wage<br \/>\nGB\tGangbusters<br \/>\nGB\tGigaByte<br \/>\nGB\tGreat Britain<br \/>\nGBIP\tGeneral Purpose Interface Bus<br \/>\nGBT\tGreen Bank Telescope [Space]<br \/>\nGC\tGarbage Collection (LISP)<br \/>\nGC\tGas Chromatograph (or Chromatography)<br \/>\nGCA\tGround Controlled Approach<br \/>\nGCC\tGnu C Compiler<br \/>\nGCD\tGround Controlled Descent<br \/>\nGCL\tGraphics Command Language<br \/>\nGCM\tGeneral Court Martial<br \/>\nGCR\tGroup-Coded Recording (magnetic tape, 6250 bpi)<br \/>\nGCT\tGreenwich Civil Time<br \/>\nGCVS\tGeneral Catalog of Variable Stars [Space]<br \/>\nGDB\tGnu DeBugger<br \/>\nGDP\tGross Domestic Product<br \/>\nGDS\tGreat Dark Spot [Space]<br \/>\nGE\tGeneral Electric<br \/>\nGEM\tGiotto Extended Mission [Space]<br \/>\nGEM\tGraphics Environment Manager<br \/>\nGEO\tGeosynchronous Earth Orbit [Space]<br \/>\nGHQ\tGeneral HeadQuarters<br \/>\nGHRS\tGoddard High Resolution Spectrograph (on HST) [Space]<br \/>\nGHz\tGiga HertZ (unit of frequency, 1,000,000,000 cycles per second)<br \/>\nGI\tGalvanized Iron<br \/>\nGI\tGastro Intestinal (as in upper GI)<br \/>\nGI\tGeneral Issue<br \/>\nGI\tGovernment Issue<br \/>\nGID\tGroup ID [UNIX]<br \/>\nGIF\tGraphics Interchange Format<br \/>\nGIGO\tGarbage In Garbage Out<br \/>\nGIN\tGraphics INput<br \/>\nGISS\tGoddard Institute for Space Studies<br \/>\nGKS\tGraphical Kernel Standard<br \/>\nGKS\tGraphics Kernel System<br \/>\nGM\tGame Master<br \/>\nGM\tGeneral Manager<br \/>\nGM\tGeneral Motors [Corporate name, Automobile]<br \/>\nGM\tGuided Missile<br \/>\nGMBH\tGesellschaft Mit Beschraenkter Haftung<br \/>\nGMC\tGiant Molecular Cloud [Space]<br \/>\nGMD\tGesellschaft f:ur Mathematik und Datenverarbeitung (German Institute for Mathematics and Data Processing)<br \/>\nGMRT\tGiant Meter-wave Radio Telescope [Space]<br \/>\nGMT\tGreenwich Mean Time (also called UT)<br \/>\nGNP\tGross National Product<br \/>\nGNU\tGNU&#8217;s Not Unix<br \/>\nGOES\tGeostationary Orbiting Environmental Satellite [Space]<br \/>\nGOES\tGeostationary Orbiting Environmental Satellites [Space]<br \/>\nGOSIP\tGovernment Open Systems Interconnection Profile (calls for government procurement of ISO\/CCITT products)<br \/>\nGOSIP\tGovernment OSI Profile<br \/>\nGP\tGeneral Practitioner<br \/>\nGP\tGeneral Purpose (RR engines and origin of Jeep) [Railroading, Automobile]<br \/>\nGPC\tGeneral Purpose Computer [Space]<br \/>\nGPI\tGraphics Programming Interface<br \/>\nGPIB\tGeneral Purpose Interface Bus<br \/>\nGPIB\tGeneral-Purpose Interface Bus<br \/>\nGPL\tGNU General Public Licence<br \/>\nGPO\tGeneral Post Office<br \/>\nGPO\tGovernment Printing Office<br \/>\nGPS\tGlobal Positioning System<br \/>\nGPS\tGlobal Positioning System [Space]<br \/>\nGQ\tGeneral Quarters<br \/>\nGRB\tGamma Ray Burst(er)<br \/>\nGREP\tGlobal Regular Expression Print, g\/re\/p, (UNIX command)<br \/>\nGREP\tGlobal Regular Expression Print [UNIX]<br \/>\nGRO\tGamma Ray Observatory [Space]<br \/>\nGRS\tGamma Ray Spectrometer (on Mars Observer) [Space]<br \/>\nGRS\tGreat Red Spot [Space]<br \/>\nGS\tGeneral Schedule<br \/>\nGS\tGlide Slope<br \/>\nGSA\tGeneral Services Administration<br \/>\nGSA\tGeneral Services Adminstration [US Government]<br \/>\nGSA\tGirl Scouts of America<br \/>\nGSBCA\tGeneral Services administration Board of Contract Appeals<br \/>\nGSC\tGuide Star Catalog (for HST) [Space]<br \/>\nGSFC\tGoddard Space Flight Center (Greenbelt, MD) [NASA, Space]<br \/>\nGSI\tGesellschaft f:ur Schwerionenforschung (German Federal Research Institute for Heavy Ion Research)<br \/>\nGSM\tGlobal System Mobile<br \/>\nGSM\tGroupe Speciale Mobile (Committee Designing preceding)<br \/>\nGSTS\tGround-based Surveillance and Tracking System<br \/>\nGT\tGross Ton<br \/>\nGTE\tGeneral Telephone and Electric [Corporate name]<br \/>\nGTO\tGeostationary Transfer Orbit [Space]<br \/>\nGTSI\tGovernment Technology Services, inc.<br \/>\nGUI\tGraphical User Interface<br \/>\nGW\tGamma World<br \/>\nGWEN\tGround Wave Emergency Network<br \/>\nGWM\tGeneric Window Manager [X]<br \/>\nH\tHarn<br \/>\nH\tHeight<br \/>\nHACD\tHome Area Customer Dialing<br \/>\nHAL\tHeuristically programmed ALgorithmic computer (movie 2001)<br \/>\nHAM\tHold And Modify<br \/>\nHAO\tHigh Altitude Observatory [Space]<br \/>\nHb\tHemogloBin<br \/>\nHBM\tHer British Majesty; His British Majesty<br \/>\nHBO\tHome Box Office<br \/>\nHC\tHoly Communion<br \/>\nHC\tHouse of Commons<br \/>\nHCFA\tHealth Care Financing Administration<br \/>\nHCFC\thydrochlorofluorocarbon [Chemical]<br \/>\nHCL\tHigh Cost of Living<br \/>\nHD\tHard Disk<br \/>\nHD\tHeavy Duty<br \/>\nHD\tHenry Draper catalog entry [Space]<br \/>\nHDA\tHead Disk Assembly (in winchester disk drives)<br \/>\nHDBV\tHost Data Base View<br \/>\nHDL\tHigh Density Lipoprotein<br \/>\nHDLC\tHigh-level Data Link Control [Networking]<br \/>\nHDTV\tHigh Definition Television<br \/>\nHE\tHis Eminence<br \/>\nHE\tHis Excellency<br \/>\nHEAO\tHigh Energy Astronomical Observatory [Space]<br \/>\nHEDM\tHigh Energy-Density Matter [Space]<br \/>\nHEMP\tHelp End Marijuana Prohibition<br \/>\nHEO\tHigh Earth Orbit [Space]<br \/>\nHEPnet\tHigh Energy Physics network [Networking]<br \/>\nHERO\tHazards of Electromagnetic Radiation to Ordnance<br \/>\nHF\tHigh Fantasy<br \/>\nHF\tHigh Frequency (3-30MHz)<br \/>\nHFE\tHuman Factors Engineering<br \/>\nHFS\tHierarchical File System<br \/>\nHGA\tHigh Gain Antenna [Space]<br \/>\nHHS\t(US Department of) Health and Human Services<br \/>\nHI\tHawaii<br \/>\nHIIPS\tHud Integrated Information Processing Services<br \/>\nHLC\tHeavy Lift Capability [Space]<br \/>\nHLL\tHigh-Level Language<br \/>\nHLV\tHeavy Lift Vehicle [Space]<br \/>\nHMC\tHalley Multicolor Camera (on Giotto) [Space]<br \/>\nHMOS\tHigh performance Metal Oxide Semiconductor (see MOS)<br \/>\nHMS\tHis\/Her Majesty&#8217;s Ship<br \/>\nHMT\tHis\/Her Majesty&#8217;s Transport<br \/>\nHNPA\tHome Numbering Plan Area [Telephony]<br \/>\nHOBIS\tHOtel Billing Information System<br \/>\nHOL\tHigh-Order System<br \/>\nHOTOL\tHOrizontal Take-Off and Landing<br \/>\nHP\tHewlett Packard, Inc. [Corporate name]<br \/>\nHP\tHigh Pressure<br \/>\nHP\tHigher Power (sort of an AA &#8220;in&#8221; term, usually God)<br \/>\nHP\tHit Points<br \/>\nHP\tHorsePower<br \/>\nHPGe\tHigh Purity Germanium<br \/>\nHPL\/T\tHigh-Productivity Languages\/Tools<br \/>\nHQ\tHeadQuarters<br \/>\nHR\tHertzsprung-Russell (diagram) [Space]<br \/>\nHR\tHouse of Representatives<br \/>\nHRH\tHer Royal Highness<br \/>\nHRH\tHis Royal Highness<br \/>\nHRI\tHigh Resolution Imager (on ROSAT) [Space]<br \/>\nHS\tHigh School<br \/>\nHSB\tHue, Saturation, Brightness<br \/>\nHSP\tHigh Speed Photometer (on HST) [Space]<br \/>\nHST\tHawaiian Standard Time<br \/>\nHST\tHubble Space Telescope [Space]<br \/>\nHT\tHigh Tension (as in electric power transmission)<br \/>\nHTK\tHits To Kill<br \/>\nHUAC\tHouse Unamerican Activities Committee<br \/>\nHUD\tHeads Up Display<br \/>\nHUD\tHousing and Urban Development [US Government]<br \/>\nHUPD\tHarvard University Police Department<br \/>\nHUT\tHopkins Ultraviolet Telescope (ASTRO package) [Space]<br \/>\nHV\tHigh Voltage<br \/>\nHVAC\tHeating, Ventilation, and Air Conditioning<br \/>\nHW2000\tHighway 2000<br \/>\nHWM\tHigh-Water Mark<br \/>\nHz\tHertZ (unit of frequency, cycles per second)<br \/>\nIAB\tInternet Activities Board [Networking]<br \/>\nIAEA\tInternational Atomic Energy Agency<br \/>\nIANA\tInternet Assigned Numbers Authority (IANA@ISI.EDU)<br \/>\nIATA\tInternational Air Transport Association<br \/>\nIAU\tInternational Astronomical Union [Space]<br \/>\nIAUC\tIAU Circular [Space]<br \/>\nIBM\tIngrained Batch Mentality<br \/>\nIBM\tInternational Business Machines, Inc. [Corporate name]<br \/>\nIBM\tItty Bitty Machines<br \/>\nIBT\tIllinois Bell Telephone<br \/>\nIC\tIntegrated Circuit<br \/>\nIC\tInterexchange Carrier [Telephony] (see also IEC, IXC)<br \/>\nICB\tInterstate Computer Bank<br \/>\nICBM\tInterContinental Ballistic Missile<br \/>\nICE\tIn-Circuit Emulator<br \/>\nICE\tInternational Cometary Explorer [Space]<br \/>\nICI\tImperial Chemical Industries<br \/>\nICJ\tInternational Court of Justice<br \/>\nICL\tInternational Computers Ltd.<br \/>\nICMP\tInternet Control Message Protocol<br \/>\nICP\tIntegrated Channel Processor<br \/>\nICP\tInventory Control Points<br \/>\nICRC\tInternational Cosmic Ray Conference<br \/>\nID\tIdaho<br \/>\nID\tIDentification<br \/>\nIDA\tIntercommunication Data Areas<br \/>\nIDA\tInternational Dark-sky Association [Space]<br \/>\nIDA\tInternational Development Association<br \/>\nIDDD\tInternational Direct Distance Dial [Telephony]<br \/>\nIDE\tInteractive Development Environments, inc<br \/>\nIDF\tIntermediate Distributing Frame [Telephony]<br \/>\nIDL\tInteractive Data Language [Space]<br \/>\nIDV\tInterlibrational Derived Vehicle [Space]<br \/>\ni.e.\t???? (Latin(?): in other words (?))<br \/>\nIE\tIndo-European<br \/>\nIEC\tInter-Exchange Carrier [Telephony] (see also IC, IXC)<br \/>\nIEE\tInstitute of Electrical Engineers [UK]<br \/>\nIEEE\tInstitute of Electrical and Electronic Engineers<br \/>\nIETF\tInternet Engineering Task Force<br \/>\nIF\tIntermediate Frequency (as in IF stage)<br \/>\nIFB\tInvitation For Bids<br \/>\nIFC\tInternational Finance Corporation<br \/>\nIFC\tInternational Freighting Corporation<br \/>\nIFF\tIdentification &#8211; Friend or Foe<br \/>\nIFF\tInterchange File Format<br \/>\nIFLA\tInternational Federation of Library Associations<br \/>\nIFR\tInstrument Flight Rules [Aviation]<br \/>\nIGES\tInitial Graphics Exchange Standard<br \/>\nIGM\tInterGalactic Medium [Space]<br \/>\nIGY\tInternational Geophysical Year<br \/>\nIGY\tInternational Geophysical Year [Space]<br \/>\nIHP\tIndicated HorsePower<br \/>\nIHS\tIntegrated Hospital Support<br \/>\nIIA\tInformation Industry Association<br \/>\nIIE\tInstitute of Industrial Engineers<br \/>\nIIHF\tInternational Ice Hockey Federation<br \/>\nIIL\tIntegrated Injection Logic<br \/>\nILO\tInternational Labor Organization<br \/>\nILS\tInstrument Landing System<br \/>\nILV\tIndustrial Launch Vehicle [Space]<br \/>\nIMF\tInternational Monetary Fund<br \/>\nIMHO\tIn My Humble Opinion [Net jargon]<br \/>\nIMO\tIn My Opinion [Net jargon]<br \/>\nIMP\tInterface Message Processor [ARPANET\/MILNET] (replaced by PSN)<br \/>\nIMSL\tInternational Mathematical Subroutine Library<br \/>\nIN\tIndiana<br \/>\nINADS\tINitialization and ADministration System [Telephony]<br \/>\nINRA\tIesus Nazerenus Rex Iudaeorum (Jesus of Nazareth, King of the Jews)<br \/>\nINRIA\tInstitut National de Recherche en Informatique et Automatique<br \/>\nINS\tImmigration and Naturalization Service<br \/>\nIn-situ In Place [Latin]<br \/>\nINSTITUTE\tINSTITUTE&#8217;s Name Shows That It&#8217;s Totally Unrelated To EMACS<br \/>\nINTAP\tINteroperability Technology Association for information Processing<br \/>\nINWATS\tINward Wide Area Telephone Service [Telephony]<br \/>\nI\/O\tInput\/Output<br \/>\nIO\tInput\/Output (sometimes I\/O)<br \/>\nIOC\tInternational Operating Center [Telephony, US]<br \/>\nIOD\tIdentified Outward Dialing<br \/>\nIOOF\tInternational Order of Odd Fellows<br \/>\nIOTA\tInfrared-Optical Telescope Array [Space]<br \/>\nIOTA\tInternational Occultation Timing Association [Space]<br \/>\nIOU\tI Owe you(U)<br \/>\nIP\tInformation Provider [Telephony]<br \/>\nIP\tInnings Pitched<br \/>\nIP\tIntermediate Point<br \/>\nIP\tInternet Protocol<br \/>\nIPC\tInter-Process Communication<br \/>\nIPE\tIntegrated Programming Environment<br \/>\nIPMS\tInterPersonal Message Services<br \/>\nIPS\tInertial Pointing System [Space]<br \/>\nIPS\tInformation Processing Standards<br \/>\nIPSE\tIntegrated Project-Support Environment<br \/>\nIQ\tIntelligence Quotient (see EQ)<br \/>\nIR\tIndex Register<br \/>\nIR\tInfra-Red<br \/>\nIRA\tIndividual Retirement Account<br \/>\nIRA\tIrish Republican Army<br \/>\nIRAF\tImage Reduction and Analysis Facility [Space]<br \/>\nIRAS\tInfraRed Astronomical Satellite [Space]<br \/>\nIRBM\tIntermediate Range Ballistic Missile<br \/>\nIRDS\tInformation Resource Dictionary Standard<br \/>\nIRDS\tInfraRed Detection Set<br \/>\nIRE\tInstitute of Radio Engineers (old name for the now IEEE, which see)<br \/>\nIRM\tInformation Resources Management<br \/>\nIRMS\tInformation Resources Management Service<br \/>\nIRS\tInternal Revenue Service<br \/>\nIRTF\tInternet Research Task Force<br \/>\nIS\tInformation Systems<br \/>\nIS\tInternational Standard [ISO] (Beyond the DIS Stage)<br \/>\nISA\tIndustry-Standard Architecture<br \/>\nISAM\tIndexed Sequential Access Method<br \/>\nISAS\tInstitute of Space and Astronautical Science (Japan) [Space]<br \/>\nISBD\tInternational Bibliographic Description<br \/>\nISC\tInformation Services Center<br \/>\nISC\tInternational Switching Center<br \/>\nISCH\tInterstitial-Cell-Stimulating Hormone (same as LH)<br \/>\nISDN\tIntegrated Services Digital Network [Telephony]<br \/>\nISDT\tIntegrated Systems Development Tool<br \/>\nISEE\tInternational Sun Earth Explorer (usually ISEE-3)<br \/>\nISF\tInformation Systems Factory<br \/>\nISFUG\tIntegrated Software Federal User Group<br \/>\nISI\tInformation Sciences Institute<br \/>\nISM\tInterStellar Medium [Space]<br \/>\nISO\tInfrared Space Observatory [Space]<br \/>\nISO\tInternational Organization for Standardization<br \/>\nISO\tInternational Standards Organization [Space]<br \/>\nISODE\tISO Development Environment<br \/>\nISOO\tInformation Security Oversight Office<br \/>\nISPM\tInternational Solar Polar Mission<br \/>\nISPM\tInternational Solar Polar Mission (now Ulysses) [Space]<br \/>\nISR\tInstitute of Snow Research<br \/>\nISRG\tIndependent Space Research Group<br \/>\nISV\tIndependent Software Vendor<br \/>\nISY\tInternational Space Year [Space]<br \/>\nIT\tIndustrial Technology<br \/>\nIT\tInformation Technology<br \/>\nITC\tInter-Task Communication<br \/>\nITS\tIncompatible Timesharing System<br \/>\nITT\tInternational Telephone and Telegraph<br \/>\nITU\tInternational Telecommunications Union<br \/>\nITUSA\tIT Users Standards Association<br \/>\nIUE\tInternational Ultraviolet Explorer [Space]<br \/>\nIUS\tInertial Upper Stage<br \/>\nIUS\tInertial Upper Stage [Space]<br \/>\nIUV\tInterlibrational Utility Vehicle [Space]<br \/>\nIXC\tInter-eXchange Carrier [Telephony] (see also IC, IEC)<br \/>\nIXI\tInternational (pan-European) X.25 Infrastructure<br \/>\nJACM\tJournal of the Association for Computing Machinery<br \/>\nJANET\tJoint Academic Network (UK)<br \/>\nJBS\tJohn Birch Society<br \/>\nJC\tJesus Christ<br \/>\nJC\tJoint Compound (plumbing)<br \/>\nJC\tJulius Caesar<br \/>\nJC\tJunior College<br \/>\nJCA\tJewelry Crafts Association<br \/>\nJCAC\tJoint Civil Affairs Committee<br \/>\nJCAE\tJoint Committee on Atomic Energy<br \/>\nJCEE\tJoint Council on Economic Education<br \/>\nJCET\tJoint Council on Educational Television<br \/>\nJCS\tJoint Chiefs of Staff<br \/>\nJD\tJustice Department<br \/>\nJDS\tJohn Dewey Society<br \/>\nJEM\tJapanese Experiment Module (for SSF) [Space]<br \/>\nJES\tJohn Ericsson Society<br \/>\nJET\tJoint European Torus (fusion research)<br \/>\nJFK\tJohn F. Kennedy<br \/>\nJFK\tJohn F. Kennedy (international airport)<br \/>\nJFMIP\tJoint Financial Management Improvement Program<br \/>\nJGR\tJournal of Geophysical Research<br \/>\nJGR\tJournal of Geophysical Research [Space]<br \/>\nJI\tJustice, Inc.<br \/>\nJIC\tJoint Intelligence Center<br \/>\nJIC\tJust in Case<br \/>\nJILA\tJoint Institute for Laboratory Astrophysics [Space]<br \/>\nJIM\tJob Information Memorandum<br \/>\nJINTACCS\tJoint INteroperability of TActical Command and Control Systems<br \/>\nJIS\tJapan Industrial Standards<br \/>\nJISC\tJapanese Industrial Standards Committee<br \/>\nJIT\tJust In Time<br \/>\nJMS\tJohn Milton Society<br \/>\nJNT\tJoint Network Team (UK)<br \/>\nJO\tJob Order<br \/>\nJO\tJunior Officer<br \/>\nJOVE\tJonathan&#8217;s Own Version of Emacs<br \/>\nJOVIAL\tJules Own Version of the International Algorithmic Language<br \/>\nJPL\tJet Propulsion Laboratory<br \/>\nJPL\tJet Propulsion Laboratory [Space]<br \/>\nJRC\tJunior Red Cross<br \/>\nJSC\tJohnson Space Center<br \/>\nJSC\tJohnson Space Center (NASA) [Space]<br \/>\nJSD\tJackson System Development<br \/>\nJSRC\tJoint Services Review Committee<br \/>\nJTIDS\tJoint Tactical Information Distribution Systems<br \/>\nJV\tJunior Varsity<br \/>\nJvNC\tJohn von Neumann (Super Computer) Center<br \/>\nJvNCnet John von Neumann (Super Computer) Center network<br \/>\nK\tKilo- (metric 1000)<br \/>\nK9\tcanine (K9 corps &#8211; army dogs)<br \/>\nKAIST\tKorean Advanced Institute of Science and Technology<br \/>\nKAO\tKuiper Airborne Observatory [Space]<br \/>\nKB\tKiloByte<br \/>\nKC\tKing&#8217;s Counsel (QC when queen reigning)<br \/>\nKC\tKnights of Columbus<br \/>\nKD\tKiln Dried<br \/>\nKD\tKnocked Down<br \/>\nKDCI\tKey Display Call Indicator<br \/>\nKERMIT\tKl-10 Error-free Reciprocal Micro Interconnect over Tty lines<br \/>\nKET\tKentucky Educational Television<br \/>\nKHz\tKilo HertZ (unit of frequency, 1000 cycles per second)<br \/>\nKI\tKiwanis International<br \/>\nKIA\tKilled In Action<br \/>\nKIAS\tKnot Indicated Air Speed<br \/>\nKm\tKilometers<br \/>\nKO\tKnock Out [Boxing, Electric]<br \/>\nKP\tKey Pulse [Telephony]<br \/>\nKP\tKitchen Police<br \/>\nKPNO\tKitt Peak National Observatory<br \/>\nKPO\tKeyPunch Operator<br \/>\nKQC\tKing&#8217;s College London<br \/>\nK&amp;R\tKernighan and Ritchie, the c programming language<br \/>\nKS\tKing&#8217;s Scholar<br \/>\nKSC\tKennedy Space Center (NASA) [Space]<br \/>\nKSU\tKey System Unit [Telephony]<br \/>\nKTB\tCretaceous-Tertiary Boundary (from German) [Space]<br \/>\nKTS\tKey Telephone System [Telephony]<br \/>\nKTU\tKey Telephone Unit [Telephony]<br \/>\nKWIC\tKey Word In Context<br \/>\nKY\tKentucky<br \/>\nL1\tLagrange Point #1 35,000 Miles above moon [Space]<br \/>\nL2\tLagrange Point #2 40,000 Miles behind moon [Space]<br \/>\nL3\tLagrange Point #3 (?? 35,000 Miles below moon) [Space]<br \/>\nL4\tLagrange Point #4 240,000 mile Earth orbit [Space]<br \/>\nL5\tLagrange Point #5 240,000 mile Earth orbit [Space]<br \/>\nLA\tLos Angeles<br \/>\nLA\tLouisiana<br \/>\nLA\tLow Altitude<br \/>\nLADAR\tLAser Detection And Ranging<br \/>\nLAM\tMaster of Liberal Arts<br \/>\nLAMA\tLocal Automatic Message Accounting [Telephony]<br \/>\nLAN\tLocal Apparent Noon<br \/>\nLAN\tLocal Area Network<br \/>\nLANL\tLos Alamos National Laboratory [Space]<br \/>\nLANL\tLos Alamos (NM) National Laboratory<br \/>\nLAPB\tLink Access Procedure (Balanced)<br \/>\nLAPD\tLink Access Procedure (??)<br \/>\nLAPD\tLos Angeles (CA, US) Police Department<br \/>\nLAR\tLocal Acquisition Radar<br \/>\nLaRC\tLangley Research Center (NASA) [Space]<br \/>\nLASER\tLight Amplification by Stimulated Emission of Radiation<br \/>\nLAT\tLocal Apparent Time<br \/>\nLATA\tLocal Access and Transport Area [Telephony]<br \/>\nLAX\tLos Angeles International Airport<br \/>\nLB\tLight Bomber<br \/>\nLB\tpound (LiBra)<br \/>\nLBHS\tLong Beach High School<br \/>\nLBL\tLawrence Berkeley (Calif.) Labs<br \/>\nLBS\tPounds<br \/>\nLC\tinductor-Capacitor circuit (as in filters, L is symbol inductance)<br \/>\nLCD\tLiquid Crystal Display<br \/>\nLCD\tLowest Common Denominator<br \/>\nLCDR\tLieutenant Commander<br \/>\nLCL\tLess than Carload Lot [Railroading]<br \/>\nLCL\tLunar Cargo Lander [NASA OEXP]<br \/>\nLCM\tLeast Common Multiple<br \/>\nLCM\tLife Cycle Management<br \/>\nLCS\tLaboratory for Computer Science (of MIT)<br \/>\nLCT\tLanding Craft Tanks<br \/>\nLD\tLong Distance [Telephony]<br \/>\nLDC\tLong Distance Carrier [Telephony]<br \/>\nLDEF\tLong Duration Exposure Facility [Space, NASA]<br \/>\nLDF\tLarge Deployable Reflector [Space]<br \/>\nLDL\tLow Density Lipoprotein<br \/>\nLDX\tLong Distance eXtender [Telephony]<br \/>\nLEAP\tLow-power Enhanced At Portable<br \/>\nLEC\tLocal Exchange Carrier [Telephony]<br \/>\nLED\tLight Emitting Diode<br \/>\nLEM\tLunar Excursion Module (a.k.a. LM) (Apollo spacecraft) [Space]<br \/>\nLEO\tLow Earth Orbit [Space]<br \/>\nLEP\tLarge Electron-Positron collider [CERN]<br \/>\nLeRC\tLewis Research Center (NASA) [Space]<br \/>\nLEST\tLarge Earth-based Solar Telescope [Space]<br \/>\nLF\tLow Frequency (30-300KHz)<br \/>\nLFSA\tList of Frequently Seen Acronyms (!) [Space]<br \/>\nLGA\tLow Gain Antenna [Space]<br \/>\nLGM\tLittle Green Men [Space]<br \/>\nLH\tLeft Hand<br \/>\nLH\tLiquid Hydrogen (also LH2 or LHX) [Space]<br \/>\nLH\tLower Half<br \/>\nLH\tLuteinizing Hormone (same as ISCH)<br \/>\nLHC\tLarge Hadron Collider [CERN]<br \/>\nLHD\tLitterarum Humaniorum Doctor (doctor of human letters)<br \/>\nLHS\tLeft Hand Side<br \/>\nLI\tLong Island<br \/>\nLIFIA\tLaboratoire d&#8217;Informatique Fondamentale et d&#8217;Intelligence Artificielle<br \/>\nLIFO\tLast In First Out (see FIFO)<br \/>\nLINC\tLaboratory INstrument Computer<br \/>\nLISA\tLarge Installation Systems Administration (USENIX specific?)<br \/>\nLISP\tLISt Processing Language<br \/>\nLIU\tLine Interface Unit<br \/>\nLL\tLate Latin<br \/>\nLL\tLong Lines [Telephony]<br \/>\nLLB\tLegum Baccalaureus (bachelor of laws)<br \/>\nLLD\tLegum doctor (doctor of laws)<br \/>\nLLN\tLine Link Network [Telephony]<br \/>\nLLNL\tLawrence Livermore National Laboratories<br \/>\nLLO\tLow Lunar Orbit [Space]<br \/>\nLLOX\tLunar Liquid Oxygen [Space]<br \/>\nLLP\tLine Link Pulsing [Telephony]<br \/>\nLM\tLife Master (Contract Bridge ranking)<br \/>\nLM\tLunar Module (a.k.a. LEM) (Apollo spacecraft) [Space]<br \/>\nLMC\tLarge Magellanic Cloud (see SMC)<br \/>\nLMC\tLarge Magellanic Cloud [Space]<br \/>\nLMOS\tLine Maintenance Operations System [Telephony, AT&amp;T]<br \/>\nLN2\tLiquid N2 (Nitrogen) [Space]<br \/>\nLNG\tLiquified Natural Gas<br \/>\nLOA\tLands of Adventure<br \/>\nLOFT\tLaunch Operations Flight Test [Space]<br \/>\nLOOPS\tLisp Object Oriented Programming System<br \/>\nLOP\tLines Of Position<br \/>\nLOSF\tLunar Orbit Staging Facility [Space]<br \/>\nLOTS\tLow Overhead Timesharing System<br \/>\nLOX\tLiquid Oxygen<br \/>\nLOX\tLiquid OXygen [Space]<br \/>\nLP\tLong Play(ing) (record)<br \/>\nLP\tLow Pressure<br \/>\nLPC\tLinear Predictive Coding (speech processing)<br \/>\nLPDA\tLink Problem Determination Aid<br \/>\nLPF\tLeague for Programming Freedom<br \/>\nLPG\tLiquefied Petroleum Gas<br \/>\nLPG\tLow Pressure Gas<br \/>\nLPL\tLunar Personnel Lander [NASA OEXP]<br \/>\nLPN\tLicensed Practical Nurse<br \/>\nLPP\tLicensed Program Products<br \/>\nLPR\tLine PrinteR<br \/>\nLPT\tLunar Propellant Tanker [NASA OEXP]<br \/>\nLPV\tLunar Piloted Vehicle [NASA OEXP]<br \/>\nLRB\tLiquid Rocket Booster [Space]<br \/>\nLRBM\tLong Range Ballistic Missile<br \/>\nLRC\tLongitudinal Redundancy Character<br \/>\nLRU\tLeast Recently Used<br \/>\nLRU\tLine Replaceable Unit<br \/>\nLRV\tLight Rail Vehicle [Railroading]<br \/>\nLS\tLeft Side<br \/>\nLS\tLetter Signed<br \/>\nLS\tLocus Sigilli (place of seal)<br \/>\nLSAP\tLogical(?, maybe Link) Service Access Point [OSI, Networking]<br \/>\nLSB\tLeast Significant Bit; Least Significant Byte<br \/>\nLSB\tLower Side Band<br \/>\nLSC\tLecture Series Committee (of MIT)<br \/>\nLSC\tLightSpeed C<br \/>\nLSD\tLeast Significant Digit<br \/>\nLSD\tLySergic acid Diethylamide<br \/>\nLSD\tpounds (Libra), shillings (Sestertii), and (old) pence (Denarii)<br \/>\nLSI\tLarge Scale Integration<br \/>\nLSP\tLightSpeed Pascal<br \/>\nLSR\tLocal Standard of Rest [Space]<br \/>\nLSS\tLife Support System<br \/>\nLSS\tLoop Switching System<br \/>\nLSSD\tLevel-Sensitive Scan Detection<br \/>\nLT\tLong Ton<br \/>\nLT\tLow Tension<br \/>\nLTC\tLieutenant Colonel<br \/>\nLTJG\tLieutenant Junior Grade<br \/>\nLTL\tLess than Truckload Lot<br \/>\nLTP\tLunar Transient Phenomenon [Space]<br \/>\nLUG\tLocal Users Group<br \/>\nLUT\tLook-Up Table<br \/>\nLWM\tLow-Water Mark<br \/>\nLWT\tLondon Weekend Television [Corporate name]<br \/>\nLZ\tLanding Zone<br \/>\nM\tMega- (metric 10^6)<br \/>\nm\tmeter(s)<br \/>\nm\tmilli- (metric 1\/1000)<br \/>\nM\tMiniatures<br \/>\nMA\tMassachusetts [US state postal designation]<br \/>\nMAAP\tMaintenance And Administration Panel<br \/>\nMAC\tan MIT interdepartmental lab (stands for many things) (renamed to LCS)<br \/>\nMAC\tMedia Access Control<br \/>\nMAC\tMedium Access Control<br \/>\nMAC\tMilitary Air Command<br \/>\nMACSYMA project MAC&#8217;s SYmbolic MAnipulation System<br \/>\nMAD\tMutual Assured Destruction<br \/>\nMADD\tMothers Against Drunk Driving<br \/>\nMAG\tMagazine<br \/>\nMAN\tMetropolitan Area Network<br \/>\nMAP\tManufacturing Automation Protocol<br \/>\nMAP\/TOP Manufacturing Automation Protocol\/Technical Office Protocol<br \/>\nMARBI\tMAchine Readable form of Bibliographic Information<br \/>\nMARC\tMAchine Readable card Catalog<br \/>\nMARS\tMultiuser Archival and Retrieval System<br \/>\nMASC\tMultiple Award Schedule Contract<br \/>\nMASER\tMicrowave Amplification by Stimulated Emission of Radiation<br \/>\nMASH\tMobile Army Surgical Hospital<br \/>\nMAST\tMulti-Application SOnar Trainer<br \/>\nMAT-CALS\tMarine Air Traffic-Control And Landing System<br \/>\nMAU\tMath Acceleration Unit<br \/>\nMAU\tMedia Access Unit<br \/>\nMAU\tMedium Access Unit<br \/>\nMB\tManned Base [Space]<br \/>\nMB\tMegaByte<br \/>\nMBA\tMaster Business Administration<br \/>\nMBTA\tMassachusetts Bay Transportation Authority<br \/>\nMC\tMaster of Ceremonies<br \/>\nMCA\tMicro Channel Architecture<br \/>\nMCAE\tMechanical Computer Aided Engineering<br \/>\nMCC\tMaster Control Console<br \/>\nMCC\tMicroelectronics and Computer technology Corporation<br \/>\nMCC\tMission Control Center [Space]<br \/>\nMCP\tMaster Control Program<br \/>\nMCP\/AS\tMaster Control Program\/Advanced System<br \/>\nMCPO\tMaster Chief Petty Officer<br \/>\nMCSV\tMars Crew Sortie Vehicle [NASA OEXP]<br \/>\nMD\tDoctor of Medicine<br \/>\nMD\tMaryland<br \/>\nMD\tMaryland [US state postal designation]<br \/>\nMD\tMedical Doctor<br \/>\nMD\tMonths after Date<br \/>\nMDAS\tMagnetic Drum Auxiliary Sender<br \/>\nMDC\tMetropolitan District Commision (Mass State Agency)<br \/>\nMDE\tModular Design Environment<br \/>\nMDF\tMain Distribution Frame [Telephony]<br \/>\nMDRE\tMass Driver Reaction Engine [Space]<br \/>\nMDT\tMean Down Time<br \/>\nME\tMaine<br \/>\nME\tMechanical Engineer<br \/>\nMECO\tMain Engine CutOff [Space, Shuttle]<br \/>\nMEd\tMaster of EDucation<br \/>\nMERP\tMiddle-Earth Role Playing<br \/>\nMeV\tMillion Electron Volts<br \/>\nMF\tMedium Frequency (300-3000KHz)<br \/>\nMF\tMiddle French<br \/>\nMF\tMulti-Frequency [Telephony]<br \/>\nMFA\tMaster Fine Arts<br \/>\nMFA\tMuseum of Fine Arts [Boston]<br \/>\nMFJ\tModified Final Judgment [Telephony]<br \/>\nMFLOPS\tMillion FLoating-point OPerations per Second (see also FLOPS)<br \/>\nMFM\tModified Frequency Modulation<br \/>\nMFS\tMacintosh File System<br \/>\nMG\tMachine Gun<br \/>\nMG\tMajor General<br \/>\nMG\tMilitary Government<br \/>\nMGH\tMassachusetts General Hospital<br \/>\nMGM\tMetro-Goldwyn Mayer [Corporate name]<br \/>\nMHD\tMagnetoHydroDynamics<br \/>\nMHS\tMail Handling System [ISO]<br \/>\nMHz\tMega HertZ (unit of frequency, 1,000,000 cycles per second)<br \/>\nMI\tMichigan<br \/>\nMI\tMilitary Intelligence<br \/>\nMIA\tMissing In Action<br \/>\nMIB\tManagement Information Base<br \/>\nMIDI\tMusical Instrument Digital Interface<br \/>\nMIFASS\tMarine Integrated Fire And Support System<br \/>\nMILNET\tMILitary NETwork<br \/>\nMIM\tMorality In Media<br \/>\nMIMD\tMultiple Instruction, Multiple Data<br \/>\nMINCE\tMINCE Is Not Complete Emacs<br \/>\nMIPS\tMillion Instructions Per Second<br \/>\nMir\tPeace [Russian]<br \/>\nMIRV\tMultiple Independently-Targetable Reentry Vehicle<br \/>\nMIS\tManagement Information System<br \/>\nMIT\tMassachusetts Institute of Technology<br \/>\nML\tMiddle Latin<br \/>\nmL\tmilliliter(s)<br \/>\nMLA\tMember of Legislative Assembly (see MPP)<br \/>\nMLD\tMinimum Lethal Dose<br \/>\nMLL\tMars Logistics Lander [NASA OEXP]<br \/>\nMLS\tMicrowave Landing System<br \/>\nMLS\tMulti-Level Security<br \/>\nMLV\tMedium Lift Vehicle [NASA OEXP]<br \/>\nMM\tMaryknoll Missioners<br \/>\nmm\tmillimeters<br \/>\nMMES\tMartin Marietta Energy Systems<br \/>\nMMFS\tManufacturing Message Format Standard<br \/>\nMMH\tMonoMethyl Hydrazine [Space]<br \/>\nMMM\tsee 3M<br \/>\nMMT\tMultiple Mirror Telescope [Space]<br \/>\nMMU\tManned Maneuvering Unit [Space]<br \/>\nMMU\tMemory Management Unit<br \/>\nMMW\tMulti-Mega Watt [Space]<br \/>\nMN\tMinnesota<br \/>\nMNA\tMember of National Assembly (Quebec)<br \/>\nMNP\tMicrocom Networking Protocol [Corporate name]<br \/>\nMNRAS\tMonthly Notices of the Royal Astronomical Society [Space]<br \/>\nMO\tMail Order<br \/>\nMO\tMedical Officer<br \/>\nMO\tMissouri<br \/>\nMO\tModus Operandi<br \/>\nMO\tMoney Order<br \/>\nMOC\tMars Observer Camera (on Mars Observer) [Space]<br \/>\nMOD\tMinistry of Defence (UK) (sometimes written MoD)<br \/>\nMOL\tManned Orbiting Laboratory [Space]<br \/>\nMOLA\tMars Observer Laser Altimeter (on Mars Observer) [Space]<br \/>\nMOMA\tMuseum of Modern Art [New York]<br \/>\nMOMV\tManned Orbital Maneuvering Vehicle [Space]<br \/>\nMOR\tMiddle-Of-the-Road<br \/>\nMOS\tMetal Oxide Semiconductor<br \/>\nMOSFET\tMetal Oxide Semiconductor Field Effect Transistor<br \/>\nMOTAS\tMember Of The Appropriate Sex<br \/>\nMOTIS\tMember Of The Inappropriate Sex<br \/>\nMOTIS\tMessage-Oriented Text Interchange System<br \/>\nMOTOS\tMember of the Opposite Sex<br \/>\nMOTSS\tMember of the Same Sex<br \/>\nMOTV\tManned Orbital Transfer Vehicle [Space]<br \/>\nMOU\tMemorandum Of Understanding<br \/>\nMOUSE\tMinimum Orbital Unmanned Satellite of Earth<br \/>\nMP\tMelting Point<br \/>\nMP\tMember of Parliament<br \/>\nMP\tMetropolitan Police<br \/>\nMP\tMilitary Police(man)<br \/>\nMPC\tMinor Planets Circular [Space]<br \/>\nMPE\tMission to Planet Earth [Space]<br \/>\nMPG\tMiles Per Gallon<br \/>\nMPH\tMiles Per Hour<br \/>\nMPP\tMember of Provincial Parliament (Canada; also MLA)<br \/>\nMPR\tMars Pressurized Rover [Space]<br \/>\nMPV\tMars Piloted Vehicle [NASA OEXP]<br \/>\nMPW\tMacintosh Programmer&#8217;s Workshop<br \/>\nMR\tMiniatures Rules<br \/>\nMRI\tMagnetic Resonance Imaging<br \/>\nMRP\tManufacturing Requirements Planning<br \/>\nMRSR\tMars Rover and Sample Return [Space]<br \/>\nMRSRM\tMars Rover and Sample Return Mission [Space]<br \/>\nMS\tManuScript<br \/>\nMS\tMaster of Science<br \/>\nMS\tMilitary Science<br \/>\nMS\tMotor Ship<br \/>\nMS\tMultiple Sclerosis<br \/>\nMSB\tMost Significant Bit; Most Significant Byte<br \/>\nMSC\tMicroSoft C<br \/>\nMSCP\tMass Storage Control Protocol<br \/>\nMSD\tMost Significant Digit<br \/>\nMS-DOS\tMicroSoft DOS<br \/>\nMSE\tMobile Subscriber Equipment<br \/>\nMSFC\t(George C.) Marshall Space Flight Center (NASA) [Space]<br \/>\nMSFC\tMarshall Space Flight Center<br \/>\nMSG\tMonoSodium Glutamate<br \/>\nMSH\tMarvel Super Heroes<br \/>\nMSL\tMean Sea Level<br \/>\nMSPCA\tMassachussetts Society for the Prevention of Cruelty to Animals<br \/>\nMSPE\tMercenaries, Spies &amp; Private Eyes<br \/>\nMSRP\tManufacturer&#8217;s Suggested Retail Price<br \/>\nMSS\tManagement Support System<br \/>\nMSS\tManuScriptS<br \/>\nMSS\tMass Storage System<br \/>\nMSS\tMaximum Segment Size [TCP\/IP] (see also MTU)<br \/>\nMST\tMountain Standard Time<br \/>\nMT\tMetric Ton<br \/>\nMT\tMountain Time<br \/>\nMTA\tMessage Transfer Agent<br \/>\nMTA\tMetropolitan Transportation Authority<br \/>\nMTBF\tMean Time Between Failures<br \/>\nMTC\tMan Tended Capability [Space]<br \/>\nMTR\tMagnetic Tape Recording<br \/>\nMTSO\tMobile Telephone Switching Office [Telephony]<br \/>\nMTTF\tMean Time To Failure<br \/>\nMTTR\tMean Time To Recovery<br \/>\nMTTR\tMean Time To Repair<br \/>\nMTU\tMaximum Transfer Unit [Networking] (see also MSS)<br \/>\nMTV\tMusic TeleVision<br \/>\nMUF\tMaximum Usable Frequency (max freq during sunspot activity)<br \/>\nMULTICS MULTiplex Information Computer Services<br \/>\nMUMPS\tMgh Utility MultiProgram System<br \/>\nMUNG\tMung Until No Good (see the hacker&#8217;s dictionary)<br \/>\nMUX\tMUltipleXor<br \/>\nMVA\tMegaVolt Ampere<br \/>\nMVS\tMultiple Virtual Storage [IBM]<br \/>\nMX\tMissile eXperimental<br \/>\nN\tNorth<br \/>\nN\tNotice<br \/>\nNA\tNarcotics Anonymous<br \/>\nNA\tNorth America<br \/>\nNA\tNot Applicable<br \/>\nNAACP\tNational Association for the Advancement of Colored People<br \/>\nNAAS\tNorth American Automated Systems co.<br \/>\nNAB\tNational Association of Broadcasters<br \/>\nNABISCO NAtional BIScuit COmpany [Corporate name]<br \/>\nNACCIRN North American Coordinating Committee for Intercontinental Research Networking (see also CCIRN)<br \/>\nNACS\tNational Advisory Committee on Semiconductors<br \/>\nNAD\tNetwork Access Device<br \/>\nNADGE\tNATO Air Defense Ground Environment<br \/>\nNAG\tNumerical Algorithms Group<br \/>\nNAGE\tNational Association of Government Employees<br \/>\nNAK\tNegative AcKnowledge<br \/>\nNAM\tName and Address Module [Telephony] (cellular phone changeable ROM)<br \/>\nNAM\tNational Account Manager [Telephony, AT&amp;T]<br \/>\nNAM\tNumber Assignment Module [Telephony] (cellular phone changeable ROM)<br \/>\nNANP\tNorth American Numbering Plan<br \/>\nNAPAP\tNational Acid Precipitation Assessment Program<br \/>\nNAR\tNuclear Acoustic Resonance<br \/>\nNARDAC\tNAvy Regional Data Automation Center<br \/>\nNAS\tNational Academy of Sciences<br \/>\nNAS\tNational Advanced Systems<br \/>\nNASA\tNational (US) Aeronautics and Space Administration [Space]<br \/>\nNASDA\tNAtional (Japan) Space Development Agency [Space]<br \/>\nNASM\tNational (US) Air and Space Museum [Space]<br \/>\nNASP\tNational (US) AeroSpace Plane [Space]<br \/>\nNATO\tNorth Atlantic Treaty Organization<br \/>\nNAVDAC\tNAVal Data Automation Command<br \/>\nNAVSWC\tNAVal Surface Weapons Center<br \/>\nNB\tNew Brunswick<br \/>\nNB\tNota Bene<br \/>\nNBA\tNational (US) Basketball Association<br \/>\nNBC\tNational (US) Broadcasting Company [Corporate name]<br \/>\nNBFM\tNarrowBand Frequency Modulation<br \/>\nNBO\tNetwork Build Out<br \/>\nNBS\tNational Bureau of Standards (renamed NIST) [US Government]<br \/>\nNBVM\tNarrow Band Voice Modulation<br \/>\nNC\tNo Charge<br \/>\nNC\tNo Connection<br \/>\nNC\tNorth Carolina<br \/>\nNCA\tNetwork Control Analysis<br \/>\nNCC\tNational (US) Computer Conference<br \/>\nNCC\tNational (US) Council of Churches<br \/>\nNCDC\tNational (US) Climatic Data Center<br \/>\nNCE\tNew Catholic Edition<br \/>\nNCGA\tNational (US) Computer Graphics Association<br \/>\nNCI\tNational (US) Cancer Institute [US Government]<br \/>\nNCIC\tNational (US) Cartographic Information Center<br \/>\nNCO\tNon-Commissioned Officer<br \/>\nNCP\tNetwork Control Program<br \/>\nNCR\tNational (US?) Cash Register [Corporate name]<br \/>\nNCS\tNetwork Computing System<br \/>\nNCSA\tNational (US) Center for Supercomputing Applications<br \/>\nNCSC\tNational (US) Computer Security Center [NSA]<br \/>\nNCTL\tNational Computer and Telecommunications Laboratory<br \/>\nNCV\tNo Commercial Value<br \/>\nND\tNo Date<br \/>\nND\tNorth Dakota<br \/>\nNDA\tNon-Disclosure Agreement<br \/>\nNDDL\tNeutral Data Definition Language<br \/>\nNDE\tNews Development Environment<br \/>\nNDEA\tNational (US) Defense Education Act<br \/>\nNDL\tNetwork Database Language<br \/>\nNDP\tNew Democratic Party (Canada)<br \/>\nNDSL\tNational (US) Defense Student Loan<br \/>\nNDSL\tNational (US) Direct Student Loan<br \/>\nNDT\tNewfoundland Daylight Time<br \/>\nNDV\tNASP Derived Vehicle<br \/>\nNDV\tNASP Derived Vehicle [Space]<br \/>\nNE\tNew England<br \/>\nNE\tNorth East<br \/>\nNEAR\tNational Electronic Accounting and Reporting system<br \/>\nNEARnet New England Academic and Research Network<br \/>\nNEB\tNew English Bible<br \/>\nNEC\tNippon Electric Company [Corporate name]<br \/>\nNEI\tNot Elsewhere Included<br \/>\nNES\tNational Energy Strategy<br \/>\nNES\tNot Elsewhere Specified<br \/>\nNESC\tNational Energy Software Center<br \/>\nNET\tNational (US) Educational Television<br \/>\nNET\tNETwork<br \/>\nNET\tNew England Telephone<br \/>\nNEWS\tNetwork extensible Window System<br \/>\nNEXRAD\tNEXt generation weather RADar<br \/>\nNF\tNo Funds<br \/>\nNFC\tNational (US) Football Conference<br \/>\nNFFE\tNational (US) Federation of Federal Employees<br \/>\nNFL\tNational (US) Football League<br \/>\nNFS\tNetwork File System<br \/>\nNG\tNational Guard<br \/>\nNG\tNo Good<br \/>\nNGC\tNew General Catalog [Space]<br \/>\nNH\tNew Hampshire<br \/>\nNHI\tNational Health Insurance<br \/>\nNHL\tNational (Canada) Hockey League<br \/>\nNHLBI\tNational Heart, Lung, and Blood Institute (Bethesda, MD)<br \/>\nNIC\tNetwork Information Center (&#8220;The NIC&#8221; is NIC.DDN.MIL)<br \/>\nNICMOS\tNear Infrared Camera \/ Multi Object Spectrometer (HST upgrade) [Space]<br \/>\nNIFTP\t(a file transfer network in the UK)<br \/>\nNIH\tNational (US) Institutes of Health<br \/>\nNIH\tNot Invented Here<br \/>\nNIM\tNuclear Instrumentation Module (an electronic instr. standard)<br \/>\nNIMH\tNational Institute of Mental Health (Rockville, MD)<br \/>\nNIMS\tNear-Infrared Mapping Spectrometer (on Galileo) [Space]<br \/>\nNIR\tNear InfraRed [Space]<br \/>\nNIS\tNetwork Information System (formerly yp)<br \/>\nNISO\tNational Information Standards Organization<br \/>\nNIST\tNational Institute of Standards and Technology (formerly NBS) [US Government]<br \/>\nNJ\tNew Jersey<br \/>\nNJB\tNew Jersey Bell [Telephony]<br \/>\nNL\tNational League (baseball)<br \/>\nNLM\tNational Library of Medicine<br \/>\nNLP\tNatural Language Processing<br \/>\nNLRB\tNational Labor Relations Board<br \/>\nNLS\tNetwork License Server<br \/>\nNM\tNautical Mile<br \/>\nNM\tNew Mexico<br \/>\nNM\tNight Message<br \/>\nNM\tNo Mark; Not Marked<br \/>\nNMOS\tN channel Metal Oxide Semiconductor (N-MOS) (see MOS)<br \/>\nNMR\tNuclear Magnetic Resonance<br \/>\nNMS\tNetwork Monitoring Station<br \/>\nNNE\tNorth North East<br \/>\nNNTP\tNet News Transfer Protocol<br \/>\nNNW\tNorth North West<br \/>\nNNX\tNANP syntax for a three-digit string, N:{2-9}, X:{0-9} [Telephony]<br \/>\nNOA\tNSWC Office Automation<br \/>\nNOAA\tNational Oceanic and Atmospheric Administration [Space, US Government]<br \/>\nNOAO\tNational (Tucson, AZ, US) Optical Astronomical Observatories [Space]<br \/>\nNOC\tNetwork Operations Center<br \/>\nNORAD\tNORth American Defense Command<br \/>\nNORM\tNaturally Occuring Radioactive Material<br \/>\nNORML\tNational Organization for the Reform of Marijuana Laws<br \/>\nNOS\tNot Otherwise Specified<br \/>\nNOSC\tNaval Ocean Systems Center<br \/>\nNOTIS\tNetwork Operator Trouble Information System<br \/>\nNOW\tNegotiable Order for Withdrawal [Banking] (Is this MA or NE specific?)<br \/>\nNOx\tNitrogen Oxides<br \/>\nNP\tNo Protest<br \/>\nNP\tNondeterministic-Polynomial<br \/>\nNP\tNotary Public<br \/>\nNP\tNoun Phrase<br \/>\nNPA\tNumbering Plan Area (area code) [Telephony]<br \/>\nNPC\tNon-Player Character (see PC) [Role-playing]<br \/>\nNPL\tNational Physical Laboratory (UK)<br \/>\nNPL\tNon-Procedural Language<br \/>\nNPN\tNegative-Positive-Negative (transistor)<br \/>\nNPN\tNonProtein Nitrogen<br \/>\nNPR\tNational Public Radio<br \/>\nNPR\tnon-Processor Request [PDP11, UNIBUS]<br \/>\nNQS\tNetwork Queuing System<br \/>\nNRA\tNational Reconstruction Act (FDR era US)<br \/>\nNRA\tNational Rifle Association<br \/>\nNRAO\tNational Radio Astronomical Observatory [Space]<br \/>\nNRC\tNational Research Council<br \/>\nNRC\tNuclear Regulatory Commission<br \/>\nNRE\tNon-Recurring Engineering (as in NRE costs)<br \/>\nNREN\tNational (US) Research and Education Network<br \/>\nNRL\tNaval Research Labs<br \/>\nNRO\tNational Reconnaissance Office<br \/>\nNRO\tNational Reconnaissance Organization [Space]<br \/>\nNRZ\tNon-Return to Zero<br \/>\nNRZI\tNon-Return to Zero Inverted (magnetic tape, 800 bpi)<br \/>\nNS\tNeutron Star [Space]<br \/>\nNS\tNot Specified<br \/>\nNS\tNova Scotia<br \/>\nNS\tNuclear Ship<br \/>\nNSA\tNational Security Agency [US Government]<br \/>\nNSAP\tNetwork Service Access Point [OSI, Networking]<br \/>\nNSC\tNational (US) Security Council [US Government]<br \/>\nNSE\tNetwork Software Environment<br \/>\nNSF\tNational (US) Science Foundation [US Government]<br \/>\nNSS\tNodal Switching System [NSFnet]<br \/>\nNSSDC\tNational Space Science Data Center [Space]<br \/>\nNST\tNewfoundland Standard Time<br \/>\nNSTS\tNational Space Transportation System [Space]<br \/>\nNSW\tNew South Wales (Australia)<br \/>\nNSWC\tNaval Surface Warfare Center<br \/>\nNSWC\tNaval Surface Weapons Center<br \/>\nNT\tNew Testament<br \/>\nNT\tNewfoundland Time<br \/>\nNT\tNorthern Territory<br \/>\nNTEU\tNational Treasury Employees Union<br \/>\nNTIS\tNational Technical Information Service<br \/>\nNTN\tNeutralized Twisted Nematic<br \/>\nNTP\tNetwork Time Protocol [Internet]<br \/>\nNTP\tNormal Temperature and Pressure (see STP)<br \/>\nNTSB\tNational Transportation Safety Board [US Government]<br \/>\nNTSC\tNational Television Standards Committee<br \/>\nNTSC\tNever Twice Same Color<br \/>\nNTT\tNew Technology Telescope [Space]<br \/>\nNTT\tNippon Telephone &amp; Telegraph<br \/>\nNU\tName Unknown<br \/>\nNURBS\tNonUniform Rational B-Spline<br \/>\nNUSC\tNaval Underwater Systems Center [US Government]<br \/>\nNV\tNevada<br \/>\nNW\tNorth West<br \/>\nNWNET\tNorthWestNet<br \/>\nNWS\tNational Weather Service<br \/>\nNWT\tNorth West Territories (Australia)<br \/>\nNXX\tNANP syntax for a three-digit string, N:{2-9}, X:{0-9} [Telephony]<br \/>\nNY\tNew York<br \/>\nNYC\tNew York City<br \/>\nNYNEX\tNew York and New England (Telephone)<br \/>\nNYPD\tNew York Police Department<br \/>\nNYSE\tNew York Stock Exchange<br \/>\nNYSERNet\tNew York State Educational and Research Network<br \/>\nNZ\tNew Zealand<br \/>\nNZUSUGI New Zealand Unix System User Group, Inc.<br \/>\nOA\tOffice Automation<br \/>\nOA\tOvereaters Anonymous<br \/>\nOAO\tOrbiting Astronomical Observatory [Space]<br \/>\nOAS\tOrganization of American States<br \/>\nOATS\tOffice Automation Technology and Services<br \/>\nOBE\tOrder of the British Empire<br \/>\nOBS\tOmni Bearing Selector<br \/>\nOC\tOrder of Canada<br \/>\nOCDM\tOffice of Civil Defense and Mobilization<br \/>\nOCI\tOut of City Indicator<br \/>\nOCLC\tOnline Computer Library Center, Inc.<br \/>\nOCLC\tOnline Computer Library Center (Ohio College Library Catalog)<br \/>\nOCO\tObject Code Only<br \/>\nOCR\tOptical Character Recognition<br \/>\nOCS\tOfficer Candidate School<br \/>\nOCST\tOffice of Commercial Space Transportation [Space]<br \/>\nOD\tDoctor of Optometry<br \/>\nOD\tOculus Dexter (right eye)<br \/>\nOD\tOfficer of the Day<br \/>\nOD\tOverDose<br \/>\nODI\tOptical Digital Image<br \/>\nODISS\tOptical Digital Image Storage System<br \/>\nODT\tOctal Debugging Technique<br \/>\nODT\tOnline Debugging Technique<br \/>\nOE\tOld English<br \/>\nOED\tOxford English Dictionary<br \/>\nOEM\tOriginal Equipment Manufacturer<br \/>\nOEO\tOffice of Economic Opportunity<br \/>\nOES\tOrder of the Eastern Star<br \/>\nOEXP\tOffice of Exploration [NASA]<br \/>\nOF\tOld French<br \/>\nOFM\tOrder of Friars Minor<br \/>\nOFS\tOrder of Free State<br \/>\nOG\tOriginal Gum<br \/>\nOH\tOhio<br \/>\nOIRA\tOffice of Information and Regulatory Affairs<br \/>\nOIU\tOffice Interface Unit<br \/>\nOJT\tOn the Job Training<br \/>\nOLTP\tOn-Line Transaction Processing<br \/>\nOMB\tOffice of Management and Budget [US Government]<br \/>\nOMD\tOrchestral Manouevers in the Dark<br \/>\nOMS\tOrbital Maneuvering System [Space]<br \/>\nOMV\tOrbital Maneuvering Vehicle [Space]<br \/>\nON\tOld Norse<br \/>\nONC\tOpen Network Computing<br \/>\nONI\tOffice of Naval Intelligence<br \/>\nONI\tOperator Number Identification [Telephony]<br \/>\nONR\tOffice of Naval Research<br \/>\nOOP\tObject Oriented Programming<br \/>\nOOPART\tOut Of Place ARTifact<br \/>\nOOPS\tObject-Oriented Programming System<br \/>\nOP\tObservation Post<br \/>\nOP\tOFFICEPOWER office automation system, trademark of CCI<br \/>\nOP\tOrder of Preachers<br \/>\nOP\tOut of Print<br \/>\nOPEC\tOrganization of Petroleum Exporting Countries<br \/>\nOPF\tOrbiter Processing Facility [Space]<br \/>\nOPM\tOffice of Personnel Management<br \/>\nOPUS\tObvious Password Utility System (Eugene Spafford )<br \/>\nOR\tOperating Room<br \/>\nOR\tOregon<br \/>\nOR\tOwner&#8217;s Risk, Own Risk<br \/>\nORFEUS\tOrbiting and Retrievable Far and Extreme Ultraviolet Spectrometer [Space]<br \/>\nORNL\tOak Ridge National Laboratory<br \/>\nOROM\tOptical Read Only Memory<br \/>\nOS\tOculus Sinister (left eye)<br \/>\nOS\tOperating System<br \/>\nOS\tOrdinary Seaman<br \/>\nOS\tOut of Stock<br \/>\nOSB\tOrder of St. Benedict<br \/>\nOSC\tOrbital Sciences Corporation [Space]<br \/>\nOSCAR\tOrbiting Satelite Carry Amateur Radio (1st launched 12 Dec 1961)<br \/>\nOSCAR\tOrbiting Satellite Carry Amateur Radio (1st launched 12 Dec 1961)<br \/>\nOSCAR\tOrbiting Satellite Carrying Amateur Radio [Space]<br \/>\nOSCRL\tOperating System Command Response Language<br \/>\nOSD\tOffice of the Secretary of Defense<br \/>\nOSDIT\tOffice of Software Development and Information Technology<br \/>\nOSF\tOpen Software Foundation<br \/>\nOSF\tOpen Systems Foundation<br \/>\nOSF\tOrder of St. Francis<br \/>\nOSHA\tOccupational Safety and Health Administration [US Government]<br \/>\nOSI\tOffice of Scientific Integrity [NIH]<br \/>\nOSI\tOpen Systems Interconnection (per ISO; 7 layer model)<br \/>\nOSI\/RM\tOpen Systems Interconnection\/Reference Model<br \/>\nOSME\tOpen Systems Message Exchange<br \/>\nOSP\tOptical Storage Processor<br \/>\nOSPFIGP Open Shortest-Path First Internal Gateway Protocol [Internet]<br \/>\nOSS\tOffice of Strategic Services (later CIA)<br \/>\nOSS\tOffice Support System<br \/>\nOSS\tOperation Support System [Telephony, AT&amp;T]<br \/>\nOSSA\tOffice of Space Science and Applications [Space]<br \/>\nOSSE\tOriented Scintillation Spectrometer Experiment (on GRO) [Space]<br \/>\nOSTP\tOffice of Science and Technology Policy<br \/>\nOSTP\t(White House) Office of Science and Technology Policy [US Government]<br \/>\nOT\tOld Testament<br \/>\nOT\tOverTime<br \/>\nOTA\tOffice of Technical Assistance<br \/>\nOTA\tOffice of Technology Assessment<br \/>\nOTA\tOptical Telescope Assembly (on HST) [Space]<br \/>\nOTB\tOff-Track Betting<br \/>\nOTC\tOver The Counter (stocks)<br \/>\nOTF\tOpen Token Foundation<br \/>\nOTH-B\tOver The Horizon &#8211; Backscatter (as in radar)<br \/>\nOT&amp;LF\tOpen Taxi &amp; Limousine Foundation<br \/>\nOTR\tOn The Rag<br \/>\nOTS\tOfficers&#8217; Training School<br \/>\nOTV\tOrbital Transfer Vehicle [Space]<br \/>\nOUTWATS OUTward Wide Area Telephone Service [Telephony]<br \/>\nOV\tOrbital Vehicle [Space]<br \/>\nOV\tOrbiter Vehicle [Space]<br \/>\nPA\tPennsylvania<br \/>\nPA\tPer Annum<br \/>\nPA\tPlay Aid<br \/>\nPA\tPower of Attorney<br \/>\nPA\tPress Agent<br \/>\nPA\tPrivate Account<br \/>\nPA\tPublic Address<br \/>\nPA\tPurchasing Agent<br \/>\nPABX\tPrivate Automatic Branch eXchange [Telephony]<br \/>\nPACCOM\tPacific Computer Communications network consortium [Networking]<br \/>\nPACX\tPrivate Automatic Computer eXchange<br \/>\nPAD\tPacket Assembler-Disassembler [Networking]<br \/>\nPAH\tPolycyclic Aromatic Hydrocarbon<br \/>\nPAL\tPhase Alternation Line-rate<br \/>\nPAL\tProgrammable Array Logic<br \/>\nPAM\tPayload Assist Module [Space]<br \/>\nPAM\tPulse Amplification Modulation<br \/>\nPARC\tPalo Alto Research Center, xerox<br \/>\nPASS\tPersonal Access Satellite System [NASA]<br \/>\nPATROL\tProgram for Administrative Traffic Reports On Line<br \/>\nPBM\tPlay By Mail game<br \/>\nPBS\tPublic Broadcasting System<br \/>\nPBX\tPrivate Branch eXchange [Telephony]<br \/>\nPC\tPeace Corps<br \/>\nPC\tPerCent; PerCentage<br \/>\nPC\tPersonal Computer (IBM wants you to believe a specific kind)<br \/>\nPC\tPlayer Character (see NPC) [Role-playing]<br \/>\nPC\tPost Card<br \/>\nPC\tPost Cibum (after meals)<br \/>\nPC\tPrivileged Character<br \/>\nPC\tPrivy Council<br \/>\nPC\tProgram Counter<br \/>\nPC\tProgressive Conservative party [Canada]<br \/>\nPC\tProvidence College<br \/>\nPC\/AT\tPersonal Computer\/Advanced Technology<br \/>\nPCB\tPolyChlorinated Biphenyl<br \/>\nPCB\tPrinted Circuit Board<br \/>\nPC-DOS\tPersonal Computer DOS<br \/>\nPCI\tPanel Call Indicator<br \/>\nPCIE\tPresident&#8217;s Council on Integrity and Efficiency<br \/>\nPCL\tPrinter Command Language<br \/>\nPCM\tPlug-Compatible Mainframe<br \/>\nPCM\tPulse Code Modulation<br \/>\nPCPC\tPersonal Computers Peripheral Corporation<br \/>\nPCS\tPermanent Change of Station<br \/>\nPCTE\tPortable Common Tools Environment<br \/>\nPCTS\tPosix Conformance Test Suite<br \/>\nPD\tPer Diem<br \/>\nPD\tPolice Department<br \/>\nPD\tPotential Difference<br \/>\nPD\tPublic Domain<br \/>\nPDAD\tProposed Draft ADdendum<br \/>\nPDE\tPartial Differential Equation<br \/>\nPDES\tProduct Data Exchange Specifications<br \/>\nPDF\tProgram Development Facility<br \/>\nPDL\tPage Description Language<br \/>\nPDL\tProgram Design Language<br \/>\nPDN\tPublic Data Network<br \/>\nPDP\tPlasma Display Panel<br \/>\nPDP\tProgrammed Data Processor<br \/>\nPDP\tProgrammed Data Processor [DEC]<br \/>\nPDQ\tPretty Damned Quick<br \/>\nPDS\tPremises Distribution System [AT&amp;T]<br \/>\nPDT\tPacific Daylight Time<br \/>\nPE\tPhase Encoded<br \/>\nPE\tPhysical Education<br \/>\nPE\tPrince Edward island<br \/>\nPE\tPrinter&#8217;s Error<br \/>\nPE\tProfessional Engineer<br \/>\nPE\tProtestant Episcopal<br \/>\nPEI\tPrince Edward Island<br \/>\nPEP\tProductivity Enhancement Project<br \/>\nPEPE\tPepe Est Presque Emacs<br \/>\nPERL\tPathologically Eclectic Rubbish Lister<br \/>\nPERL\tPractical Extraction and Report Language<br \/>\nPEX\tPhigs\/phigs+ Extension to X<br \/>\nPFC\tPlasma Fusion Center [MIT]<br \/>\nPG\tParental Guidance (suggested) [Movie rating]<br \/>\nPGA\tProfessional Graphics Adapter<br \/>\nPGA\tPure Grain Alcohol<br \/>\nPHA\tPulse Height Analyzer (or Analysis)<br \/>\nPHIGS\tProgrammers Hierarchical Interactive Graphics System<br \/>\nPHS\tPublic Health Service<br \/>\nPhysRev Physical Review Journal\t  &#8211; Phys Rev<br \/>\nPI\tPrincipal Investigator<br \/>\nPI\tPriority Interrupt<br \/>\nPI\tPrivate Investigator<br \/>\nPIC\tPlastic\/Polyethelene Insulated Cable [Telephony]<br \/>\nPIC\tPosition Independant Code<br \/>\nPIF\tPaid In Full<br \/>\nPIT\tPrincipal, Interest, and Taxes<br \/>\nPIXEL\tPIcture ELement<br \/>\nPLA\tProgrammable Logic Array<br \/>\nPLATO\tProgrammed Learning for Automated Teaching Operations (U. Ill., early &#8217;70s)<br \/>\nPLC\tProgrammable Logic Controller<br \/>\nPLCC\tPlastic Leaded Chip Carrier<br \/>\nPLL\tPhase-Locked Loop<br \/>\nPLM\tProgramming Language for Microcomputers<br \/>\nPLO\tPalestine (sic?) Liberation Organization (?)<br \/>\nPLO\tPlease Leave On<br \/>\nPLSS\tPortable Life Support System [Space]<br \/>\nPM\tPayMaster<br \/>\nPM\tPolice Magistrate<br \/>\nPM\tPost Meridiem<br \/>\nPM\tPost Meridiem (after noon)<br \/>\nPM\tPostMaster<br \/>\nPM\tPostMortem<br \/>\nPM\tPressurized Module [Space]<br \/>\nPM\tPreventive Maintenance<br \/>\nPM\tPrime Minister<br \/>\nPM\tProvost Marshal<br \/>\nPMC\tPermanently Manned Capability [Space]<br \/>\nPMIRR\tPressure Modulated InfraRed Radiometer (on Mars Observer) [Space]<br \/>\nPMO\tPrime Minister&#8217;s Office<br \/>\nPMOS\tP channel Metal Oxide Semiconductor (P-MOS) (see MOS)<br \/>\nPMS\tPreMenstrual Syndrome<br \/>\nPMT\tPhotoMultiplier Tube<br \/>\nPM\/X\tPresentation Manager for X windows<br \/>\nPN\tPromissory Note<br \/>\nPNP\tPositive-Negative-Positive (transistor)<br \/>\nPO\tPetty Officer<br \/>\nPO\tPost Office<br \/>\nPO\tPostal Order<br \/>\nPO\tPurchase Order<br \/>\nPOC\tPort Of Call<br \/>\nPOD\tPay On Delivery<br \/>\nPOE\tPort Of Embarkation<br \/>\nPOE\tPort Of Entry<br \/>\nPOGO\tPolar Orbiting Geophysical Observatory<br \/>\nPOM\tPhase Of Moon<br \/>\nPOP\tPoint of Presence [Telephony]<br \/>\nPOP\tPost Office Protocol [Networking] (esp. TCP\/IP)<br \/>\nPOPS\tPaperless Order Processing System<br \/>\nPOR\tPrice On Request<br \/>\nPOS\tPoint Of Sale<br \/>\nPOS\tProfessional Operating System [DEC]<br \/>\nPOSI\tPromoting conference for OSI<br \/>\nPOSIX\tPortable Operating System for unIX<br \/>\nPOSIX\tPortable Operating System Interface<br \/>\nPOTS\tPlain Old Telephone Service [Telephony]<br \/>\nPOTV\tPersonnel Orbit Transfer Vehicle [Space]<br \/>\nPOV\tPoint Of View<br \/>\nPOW\tPrisoner Of War<br \/>\nPP\tParcel Post<br \/>\nPP\tPast Participle<br \/>\nPP\tPost Pay (payphone) [Telephony]<br \/>\nPP\tPrimary Point<br \/>\nPPB\tParts Per Billion<br \/>\nPPC\tPour Prendre Conge&#8217; (to take leave)<br \/>\nPPCS\tPerson to Person, Collect, Special [Telephony]<br \/>\nPPM\tParts Per Million<br \/>\nPPN\tParameterized Post-Newtonian formalism for general relativity<br \/>\nPPN\tProject Programmer Number<br \/>\nPPP\tPoint-to-Point Protocol (successor to SLIP (q.v.))<br \/>\npps\tPackets per Second<br \/>\nPPS\tPostPostScriptum<br \/>\nPPT\tParts Per Trillion<br \/>\nPPT\tPulse Pair Timing<br \/>\nPPT\tPunched Paper Tape<br \/>\nPQ\tProvince of Quebec<br \/>\nPR\tPayRoll<br \/>\nPR\tPublic Relations<br \/>\nPR\tPuerto Rico<br \/>\nPRC\tPlanning Research Corporation<br \/>\nPREPnet Pennsylvania Research &amp; Economic Partnership Network<br \/>\nPRI\tPrimary Rate Interface (ISDN) [Telephony]<br \/>\nPRN\tpro re nata [Medicine] (as needed?)<br \/>\nPROFS\tPRofessional OFfice System [IBM]<br \/>\nPROM\tProgrammable Read-Only Memory<br \/>\nPS\tPicoSecond<br \/>\nPS\tPostScript<br \/>\nPS\tPostScriptum<br \/>\nPS\tPower Steering<br \/>\nPS\tPower Supply<br \/>\nPS\tProposed Standard<br \/>\nPS\tPublic School<br \/>\nPSA\tProblem Statement Analyzer<br \/>\nPSC\tPittsburgh Supercomputer Center<br \/>\nPSC\tPolar Stratospheric Clouds<br \/>\nPSDN\tPublic Switched Data Network [Telephony]<br \/>\nPSDS\tPublic Switched Digital Service [Telephony, AT&amp;T]<br \/>\nPSE\tProgramming Support Environment<br \/>\nPSF\tPoint Spread Function [Space]<br \/>\nPSG\tPlatoon SerGeant<br \/>\nPSI\tPerformance Systems International [Corporate name, Networking]<br \/>\nPSI\tPower Systems, Incorporated [Corporate name, Model Railroading]<br \/>\nPSK\tPhase Shift Keying<br \/>\nPSL\tProblem Statement Language<br \/>\nPSN\tPacket Switch Node [ARPANET\/MILNET] (replaced IMP)<br \/>\nPSR\tProduct Specific Realizations<br \/>\nPSR\tPulSaR [Space]<br \/>\nPSS\t(unknown to me, but something in the UK environment)<br \/>\nPST\tPacific Standard Time<br \/>\nPSTN\tPublic Switched Telephone Network<br \/>\nPT\tPacific Time<br \/>\nPT\tPatrol Torpedo (as in PT boat)<br \/>\nPT\tPhysical Therapy<br \/>\nPT\tPhysical Training<br \/>\nPTA\tParent-Teacher Association<br \/>\nPTD\tParallel Transfer Disk<br \/>\nPTL\tPraise The Lord (ministry)<br \/>\nPTN\tPlant Test Number [Telephony] (actual number assigned for 800 service)<br \/>\nPTO\tPatent and Trademark Office<br \/>\nPTO\tPlease Turn Over<br \/>\nPTO\tPower Take-Off<br \/>\nPTT\tPost, Telephone and Telegraph administration<br \/>\nPTV\tPassenger Transport Vehicle [Space]<br \/>\nPUC\tPublic Utilities Commision<br \/>\nPV\tPhotovoltaic [Space]<br \/>\nPVC\tPermanent Virtual Circuit (see also VC)<br \/>\nPVC\tPoly-Vinyl Chloride<br \/>\nPVO\tPioneer Venus Orbiter [Space]<br \/>\nPW\tPrisoner of War (usually POW)<br \/>\nPWG\tPermanent Working Group<br \/>\nPX\tPost eXchange (see BX)<br \/>\nQAM\tQuadrature Amplitude Modulation<br \/>\nQC\tQuality Control<br \/>\nQC\tQueen&#8217;s Counsel (KC when queen reigning)<br \/>\nQD\tQuaque Die (daily) [Medicine]<br \/>\nQDA\tQuantity Discount Agreement<br \/>\nQED\tQuod Erat Demonstrandum (which was to be demonstrated) [Latin]<br \/>\nQEF\tQuod Erat Faciendum (which was to be done) [Latin]<br \/>\nQEI\tQuod Erat Inveniendum (which was to be found out) [Latin]<br \/>\nQET\tQuantum Effect Transistor<br \/>\nQIC\tQuarter-Inch Cartridge<br \/>\nQID\tQuater In Die (four times a day) [Medicine]<br \/>\nQLI\tQuery Language Interpreter<br \/>\nQM\tQuarterMaster<br \/>\nQMC\tQuarterMaster Corps<br \/>\nQMF\tQuery Management Facility<br \/>\nQMG\tQuarterMaster General<br \/>\nQMS\tQuality Micro Systems [Corporate name]<br \/>\nQNS\tQuantity Not Sufficient<br \/>\nQSO\tQuasi-Stellar Object [Space]<br \/>\nq.v.\t???? (Latin(?): which see)<br \/>\nQWERTY\tfirst six keys from left on top alphabetic row of standard keyboard<br \/>\nR\tRestricted [Movie rating]<br \/>\nR\tRolemaster<br \/>\nRA\tRegular Army<br \/>\nRA\tResearch Assistant<br \/>\nRA\tRoyal Academy<br \/>\nRAAF\tRoyal Australian Air Force<br \/>\nRACE\tRandom Access Card Equipment<br \/>\nRACEP\tRandom Access and Correlation for Extended Performance<br \/>\nRAD\tRadiation Absorbed Dose<br \/>\nRAD\tRapid Access Disk<br \/>\nRADAR\tRAdio Detection And Ranging<br \/>\nRADM\tRear ADMiral<br \/>\nRAF\tRoyal Air Force<br \/>\nRAM\tRandom Access Memory (R\/W)<br \/>\nRAM\tRed Academicia de Mexico (Mexican Academic Network)<br \/>\nRARDE\tRoyal Armaments Research and Development Establishment<br \/>\nRARE\tR&#8217;eseaux Associ&#8217;es pour la Recherche Europ&#8217;eenne (the European Organization of Research Networks)<br \/>\nRAS\tReliability, Availability, and Serviceability<br \/>\nRASC\tResidence Account Service Center<br \/>\nRATS\tRadio Amateur Telecommunications Society<br \/>\nR&amp;B\tRhythm and Blues (commonly R and B)<br \/>\nRBC\tRed Blood Count<br \/>\nRBI\tRuns Batted In<br \/>\nRBOC\tRegional Bell Operating Company<br \/>\nRC\tRed Cross<br \/>\nRC\tRegional Center<br \/>\nRC\tResistor-Capacitor circuit (as in filters)<br \/>\nRC\tRoman Catholic<br \/>\nRCA\tRadio Corporation of America [Corporate name]<br \/>\nRCAF\tRoyal Canadian Air Force<br \/>\nRCAS\tReserve Component Automation System<br \/>\nRCC\tRadio Common Carrier<br \/>\nRCMP\tRoyal Canadian Mounted Police<br \/>\nRCS\tReaction Control System [Space]<br \/>\nR&amp;D\tResearch and Development (commonly R and D)<br \/>\nRD\tRural Delivery<br \/>\nRDA\tRemote Data Access<br \/>\nRDBMS\tRelational DataBase Management System<br \/>\nRDF\tRadio Direction Finding<br \/>\nREA\tRail Express Agency<br \/>\nRECON\tReconnaissance<br \/>\nREM\tRapid Eye Movement<br \/>\nREO\tR. E. Olds<br \/>\nREO\tRemovable, Erasable, Optical<br \/>\nRETMA\tRadio {something(equipment?)?} {something?} Manufacturers&#8217; Association (????)<br \/>\nREXX\tRestructured EXtended eXecutor<br \/>\nRF\tRadio Frequency<br \/>\nRF\tRadio Frequency [Space]<br \/>\nRFC\tRequest For Comments (ala ARPA Internet)<br \/>\nRFD\tRehoboth (MA) Fire Department<br \/>\nRFD\tRural Free Delivery<br \/>\nRFI\tRadio Frequency Interference<br \/>\nRFI\tRadio Frequency Interference [Space]<br \/>\nRFP\tRequest for Proposal<br \/>\nRFQ\tRequest for Quote<br \/>\nRFS\tRemote File System<br \/>\nRGB\tRed Green Blue<br \/>\nRGP\tRaster Graphics Processor<br \/>\nRH\tRight Hand<br \/>\nRHC\tRegional (Bell) Holding Company<br \/>\nRHS\tRight Hand Side<br \/>\nRI\tRhode Island<br \/>\nRIACS\tResearch Institute for Advanced Computer Science (NASA)<br \/>\nRIACS\tResearch Institute for Advanced Computer Science [Space]<br \/>\nRIAS\tRadio In the American Sector, berlin<br \/>\nRIF\tReading Is Fundamental<br \/>\nRIF\tReduction In Force<br \/>\nRILM\tRepertoire International de Literature Musicale<br \/>\nRIP\tRest In Peace (or Requiescat In Pace : latin)<br \/>\nRIP\tRouting Interchange Protocol<br \/>\nRIPE\tR&#8217;eseaux IP Europ&#8217;eenne (European IP Networks) (of RARE, q.v.)<br \/>\nRISC\tReduced Instruction Set Computer<br \/>\nRITA\tRecognition of Information Technology Achievement award<br \/>\nRJE\tRemote Job Entry<br \/>\nRLC\tResistor Inductor Capacitor<br \/>\nRLG\tResearch Libraries Group<br \/>\nRLIN\tResearch Libraries Information Network (run by RLG (q.v.))<br \/>\nRLL\tRun Length Limited<br \/>\nRMA\tRadio Manufacturers&#8217; Association<br \/>\nRMA\tReturn Materials Authorization<br \/>\nRMATS\tRemote Maintenance Administration and Traffic System [Telephony]<br \/>\nRMS\tRemote Manipulator System [Space]<br \/>\nRMS\tRichard M. Stallman<br \/>\nRMS\tRoot Mean Square<br \/>\nRMS\tRoyal Mail Ship<br \/>\nRN\tRegistered Nurse<br \/>\nRN\tRoyal Navy<br \/>\nRNA\tRiboNucleic Acid<br \/>\nRNGC\tRevised New General Catalog [Space]<br \/>\nRNZAF\tRoyal New Zealand Air Force<br \/>\nROFF\tRun-OFF<br \/>\nROG\tReceipt Of Goods<br \/>\nROM\tRange Of Motion [Medicine]<br \/>\nROM\tRead-Only Memory<br \/>\nROM\tRupture Of Membrane (as in birth)<br \/>\nROSAT\tROentgen SATellite [Space]<br \/>\nROSE\tRATS (q.v.) Open Systems Environment<br \/>\nROSE\tRemote Operations Service Entity (per ISO\/CCITT layer 7)<br \/>\nROTC\tReserve Officers&#8217; Training Corps<br \/>\nROTS\tRotary Out Trunks Selectors<br \/>\nROYGBIV Red, Orange, Yellow, Green, Blue, Indigo, Violet<br \/>\nRPC\tRemote Procedure Call<br \/>\nRPG\tRePort Generator<br \/>\nRPG\tRole Playing Game<br \/>\nRPI\tRensselaer Polytechnic Institute<br \/>\nRPM\tRevolutions Per Minute<br \/>\nRPN\tReverse Polish Notation<br \/>\nRPO\tRailway Post Office<br \/>\nRPS\tRevolutions Per Second<br \/>\nRPV\tRemotely Piloted Vehicle<br \/>\nRQ\tRuneQuest<br \/>\nRR\tRailRoad<br \/>\nRR\tRoute Relay<br \/>\nRR\tRural Route<br \/>\nRRO\tRate and Route Operator [Telephony]<br \/>\nRS\tRecommended Standard (EIA)<br \/>\nRS\tRecording Secretary<br \/>\nRS\tRevised Status<br \/>\nRS\tRight Side<br \/>\nRS\tRoyal Society<br \/>\nRSCS\tRemote Spooling Communications Subsystem<br \/>\nRSFSR\tRussian Soviet Federated Socialist Republic<br \/>\nRSN\tReal Soon Now<br \/>\nRSU\tRemote Switching Unit<br \/>\nRSV\tRevised Standard Edition<br \/>\nRSVP\tRepondez S&#8217;il Vous Plait (please reply)<br \/>\nRSWC\tRight Side up With Care<br \/>\nRT\tRadioTelephone<br \/>\nRT\tRealTime<br \/>\nRTA\tRemote Trunk Arrangement [Telephony]<br \/>\nRTAC\tRegional Technical Assistance Center [Telephony]<br \/>\nRTF\tRich Text Format<br \/>\nRTFM\tRead The @!# Manual<br \/>\nRTFM\tRead The F***ing Manual<br \/>\nRTG\tRadioisotope Thermoelectric Generator<br \/>\nRTG\tRadioisotope Thermoelectric Generator [Space]<br \/>\nRTLS\tReturn To Launch Site (Shuttle abort mode) [NASA, Shuttle, Space]<br \/>\nRTR\tReady to Run [Model Railroading]<br \/>\nRTR\tReel-To-Reel<br \/>\nRTS\tRequest To Send (EIA RS-232-C)<br \/>\nRTTY\tRadio Teletype<br \/>\nRU\tReceive Unit<br \/>\nRVD\tRemote Virtual Disk [MIT]<br \/>\nRW\tRight Worshipful<br \/>\nRW\tRight Worthy<br \/>\nRX\tReceive<br \/>\nRy\tRailway<br \/>\nS\tSouth<br \/>\nS\tSupplement<br \/>\nSA\tSalvation Army<br \/>\nSA\tSeaman Apprentice<br \/>\nSA\tService Assistant<br \/>\nSA\tSex Appeal<br \/>\nSA\tSine Anno (without date)<br \/>\nSA\tSouth Africa<br \/>\nSA\tSouth America<br \/>\nSA\tSubject to Approval<br \/>\nSAA\tSouth Atlantic Anomaly<br \/>\nSAA\tSouth Atlantic Anomaly [Space]<br \/>\nSAA\tSystems Application Architecture<br \/>\nSAC\tSpecial Area Code [Telephony] (represent services, not places)<br \/>\nSAC\tStrategic Air Command (see TAC)<br \/>\nSAC\tStrategic Air Command [US military]<br \/>\nSADD\tStudents Against Drunk Driving<br \/>\nSAFENET Survivable Adaptable Fiberoptic Embedded Network [US Navy]<br \/>\nSAM\tSurface to Air Missile<br \/>\nSAM\tSurface-to-Air Missile<br \/>\nSAMA\tStep-by-step Automatic Message Accounting [Telephony]<br \/>\nSAMPEX\tSolar Anomalous and Magnetospheric Particle EXplorer [Space]<br \/>\nSAMTO\tSpace And Missile Test Organization [Space]<br \/>\nSAO\tSmithsonian Astrophysical Observatory [Space]<br \/>\nSAP\tSecond Audio Program<br \/>\nSAP\tService Access Point [OSI, Networking]<br \/>\nSAR\tSearch And Rescue<br \/>\nSAR\tSynthetic Aperture Radar<br \/>\nSARA\tSatellite pour Astronomie Radio Amateur [Space]<br \/>\nSARA\tStichting Academisch Rekencentrum Amsterdam (Amsterdam Universities Computing Center)<br \/>\nSAREX\tSearch and Rescue Exercise [Space]<br \/>\nSAREX\tShuttle Amateur Radio Experiment [Space]<br \/>\nSARTS\tSwitched Access Remote Test System<br \/>\nSAS\tSmall Astronomy Satellite<br \/>\nSAS\tSpace Activity Suit [Space]<br \/>\nSASE\tSelf-Addressed Stamped Envelope<br \/>\nSASI\tShugart Associates Systems Interface<br \/>\nSAT\tSatellite [Space]<br \/>\nSAW\tSurface Acoustic Wave<br \/>\nSBA\tSmall Business Administration<br \/>\nSC\tSecondary Channel<br \/>\nSC\tSectional Center<br \/>\nS&amp;C\tSkull &amp; Crossbones<br \/>\nSC\tSouth Carolina<br \/>\nS\/C\tSpaceCraft [Space]<br \/>\nSC\tSubCommittee<br \/>\nSCA\tShuttle Carrier Aircraft [Space]<br \/>\nSCAD\tSubsonic Cruise Armed Decoy<br \/>\nSCADC\tStandard Central Air Data Computer<br \/>\nSCAME\tSCreen oriented Anti-Misery Editor<br \/>\nSCAMP\tSingle-Chip A-series Mainframe Processor<br \/>\nSCAN\tSwitched Circuit Automatic Network<br \/>\nSCC\tSpecialized Common Carriers<br \/>\nSCC\tSwitching Control Center<br \/>\nSCCS\tSource Code Control System<br \/>\nSCE\tSignal Conversion Equipment<br \/>\nSCE\tStructure Chart Editor<br \/>\nSCI\tSpaceCraft Incorporated<br \/>\nSCIFI\tSCIence FIction (often used pejoratively of what really isn&#8217;t)<br \/>\nSCO\tSanta Cruz Operation<br \/>\nSCOOPS\tSCheme Object Oriented Programming System<br \/>\nSCOTS\tSurveilance and Control Of Transmission Systems<br \/>\nSCSI\tSmall Computer Systems Interface<br \/>\nSCT\tSchmidt-Cassegrain Telescope [Space]<br \/>\nSCUBA\tSelf Contained Underwater Breathing Apparatus<br \/>\nSCUD\tSubsonic Cruise Unarmed Decoy<br \/>\nSD\tSouth Dakota<br \/>\nSDB\tSource(?) DeBugger<br \/>\nSDI\tStandard Disk Interconnect [DEC]<br \/>\nSDI\tStrategic Defense Initiative [Space, US Government]<br \/>\nSDIO\tStrategic Defense Initiative Organization [Space, US Government]<br \/>\nSDLC\tSynchronous Data Link Control [IBM]<br \/>\nSDM\tSub-rate Data Multiplexer<br \/>\nSDN\tSoftware Defined Network [Telephony, AT&amp;T]<br \/>\nSDN\tSystem Development Network (Korea)<br \/>\nSDO\tStaff Duty Officer<br \/>\nSDSC\tSan Diego Supercomputer Center<br \/>\nSDV\tShuttle Derived Vehicle [Space]<br \/>\nSE\tService Engineer (see also CE, FE)<br \/>\nSE\tSouth East<br \/>\nSEATO\tSouthEast Asia Treaty Organization<br \/>\nSEC\tSecurity Exchange Commission<br \/>\nSECNAV\tSECretary of the NAVy<br \/>\nSED\tStream EDitor<br \/>\nSEI\tSoftware Engineering Institute (Carnegie Mellon)<br \/>\nSEI\tSpace Exploration Initiative [Space]<br \/>\nSEL\tSoftware Engineering Laboratory<br \/>\nSEM\tScanning Electron Microscope<br \/>\nSEST\tSwedish-European Submillimeter Telescope [Space]<br \/>\nSETI\tSearch for Extra Terrestrial Intelligence [Space]<br \/>\nSETI\tSearch for ExtraTerrestrial Intelligence [Space]<br \/>\nSF\tSan Francisco<br \/>\nSF\tScience Fiction; Speculative Fiction<br \/>\nSF\tStandard Form<br \/>\nSF\tStar Frontiers<br \/>\nSFRPG\tScience Fiction Role Playing Game<br \/>\nSG\tStarGuard<br \/>\nSG\tSubGroup<br \/>\nSGML\tStandard Generalized Markup Language<br \/>\nSHAPE\tSupreme Headquarters Allied Powers Europe<br \/>\nSHAR\tSHell ARchiver<br \/>\nSHCD\tSherlock Holmes Consulting Detective<br \/>\nSHF\tSuper High Frequency (3-30GHz)<br \/>\nSHRPG\tSuper Hero Role Playing Game<br \/>\nSI\tStaten Island<br \/>\nSIAM\tSociety for Industrial and Applied Mathematics<br \/>\nSID\tSudden Ionospheric Disturbance [Space]<br \/>\nSIG\tSpecial Interest Group<br \/>\nSIGCAT\tSpecial Interest Group for Cd-rom Applications Technology<br \/>\nSIMD\tSingle Instruction, Multiple Data<br \/>\nSIMM\tSingle In-line Memory Module<br \/>\nSIMM\tSystem Integrated Memory Module<br \/>\nSINE\tSINE is not EINE<br \/>\nSIPS\tSatellite Imagery Processing System<br \/>\nSIR\tShuttle Imaging Radar [Space]<br \/>\nSIRTF\tSpace (formerly Shuttle) InfraRed Telescope Facility [Space]<br \/>\nSIRTF\tSpace Infrared Telescope Facility [Space]<br \/>\nSIS\tStrategic Information System<br \/>\nSISCOM\tSatellite Information System COMpany<br \/>\nSITA\tSociete Internationale Telecommunications Aeronautiques<br \/>\nSJ\tSociety of Jesus<br \/>\nSkyhook Surface to space &#8220;elevator&#8221; transportation system [Space]<br \/>\nSL\tSalvage Loss<br \/>\nSL\tSpace Launch [Space]<br \/>\nSL\tSpaceLab [Space]<br \/>\nSLA\tSpecial Libraries Association<br \/>\nSLA\tSynchronous Line Adapter<br \/>\nSLAC\tStanford Linear Accelerator Center<br \/>\nSLAN\tSine Loco, Anno, (vel) Nomine (without place, year, or name)<br \/>\nSLAR\tSide Looking Airborne Radar<br \/>\nSLAR\tSide-Looking Airborne Radar [Space]<br \/>\nSLBM\tSubmarine Launched Ballistic Missiles<br \/>\nSLC\tSpace Launch Complex [Space]<br \/>\nSLC\tSubscriber Loop Carrier [Telephony]<br \/>\nSLDC\tSynchronous Data Link Control<br \/>\nSLIP\tSerial Line Internet Protocol<br \/>\nSLIP\tSerial Line IP (sometimes SL\/IP) (see also PPP)<br \/>\nSLP\tSuper Long Play (VHS VCR)<br \/>\nSLS\tSpace(lab) Life Sciences [Space]<br \/>\nSM\tService Mark<br \/>\nSMA\tSergeant Major of the Army<br \/>\nSMA\tSpectrum Manufacturers Association<br \/>\nSMC\tSmall Magellanic Cloud (see LMC)<br \/>\nSMC\tSmall Magellanic Cloud [Space]<br \/>\nSMD\tStorage Module Device (interface standard for disk drives)<br \/>\nSMD\tSurface Mounted Devices<br \/>\nSMDR\tStation Message Detail Recording [Telephony]<br \/>\nSMDS\tSwitched Multi-megabit Data Service [Telephony, Networking]<br \/>\nSME\tSolar Mesosphere Explorer [Space]<br \/>\nSMEGMA\tSophisticated Modern Editor with Gloriously Magnificent Abilities<br \/>\nSMERSH\tAbbr. of Russian phrase meaning &#8220;Death to the spies.&#8221;<br \/>\nSMEX\tSMall EXplorers [Space]<br \/>\nSMILS\tSonobuoy Missile Impact Location System<br \/>\nSMM\tSolar Maximum Mission (satellite 1980-1989) [Space]<br \/>\nSMTP\tSimple Mail Transfer Protocol<br \/>\nSMU\tSoutheastern Massachusetts University<br \/>\nSMU\tSouthern Methodist University<br \/>\nSN\tScience News [Periodical]<br \/>\nSN\tSerial Number<br \/>\nSN\tSuper Nova<br \/>\nSN\tSuperNova (e.g., SN1987A) [Space]<br \/>\nSNA\tSystems Network Architecture [IBM]<br \/>\nSNADS\tSNA Distribution Services<br \/>\nSNAFU\tSituation Normal &#8212; All Fouled Up (also more profane versions)<br \/>\nSNAP\tShipboard Non-tactical Automated data Processing program<br \/>\nSNAP\tSub Network Access Protocol [OSI, Networking]<br \/>\nSNCF\tSociete National des Chemins de Fer (French National Railways)<br \/>\nSNF\tServer-Natural Format<br \/>\nSNMP\tSimple Network Management Protocol [TCP\/IP]<br \/>\nSNOBOL\tStriNg Oriented symbOLic Language<br \/>\nSNPA\tSubNetwork Point of Attachment<br \/>\nSNR\tSignal to Noise Ratio<br \/>\nSNR\tSignal to Noise Ratio [Space]<br \/>\nSNR\tSuperNova Remnant [Space]<br \/>\nSNU\tSolar Neutrino Units [Space]<br \/>\nSO\tSeller&#8217;s Option<br \/>\nSO\tSignificant Other<br \/>\nSO\tSpace Opera<br \/>\nSO\tStrike Out<br \/>\nSOAP\tSymbolic Optimizing Assembler Program<br \/>\nSOFIA\tStratospheric Observatory For Infrared Astronomy [Space]<br \/>\nSOH\tStart Of Header, ASCII control character (dec=01,control-A)<br \/>\nSOHIO\tStandard Oil of oHIO [Corporate name]<br \/>\nSOHO\tSOlar Heliospheric Observatory [Space]<br \/>\nSOL\tShort on Landing (or, colloquially, Shit Out of Luck)<br \/>\nSONAR\tSOund Detection And Ranging<br \/>\nSONET\tSynchronous Optical Network [Telephony]<br \/>\nSOP\tStandard Operating Procedure<br \/>\nSOS\tSave Our Souls (International standard distress call, Morse &#8230;&#8212;&#8230;)<br \/>\nSOS\tSilicon On Sapphire<br \/>\nSOS\tSon of Stopgap (editor) [DEC]<br \/>\nSP\tShore Patrol<br \/>\nSP\tShort Play (VHS VCR)<br \/>\nSP\tSouthern Pacific [Corporate name, Railroading]<br \/>\nSP\tStack Pointer<br \/>\nSP\tStar Patrol<br \/>\nSPA\tSoftware Publishers Association<br \/>\nSPAG\tStandards Promotion and Applications Group<br \/>\nSPAN\tSpace Physics and Analysis Network [NASA] (DECnet)<br \/>\nSPAN\tSpace Physics and Analysis Network [Space]<br \/>\nSPAR\tStock Points Adp Replacement<br \/>\nSPARC\tScalable Processor ARChitecture<br \/>\nSPARC\tStandards, Planning, And Requirements Committee<br \/>\nSPAWAR\tnaval SPAce and WARfare command<br \/>\nSPC\tSoftware Productivity Consortium<br \/>\nSPCA\tSociety for the Prevention of Cruelty to Animals<br \/>\nSPCC\tSociety for the Prevention of Cruelty to Children<br \/>\nSPDM\tSpecial Purpose Dextrous Manipulator [Space]<br \/>\nSPEC\tSystems Performance Evaluation Cooperative<br \/>\nSPITBOL SPeedy ImplemenTation of snoBOL<br \/>\nSPNI\tSociety for the Protection of Nature in Israel<br \/>\nSPOT\tSysteme Probatoire pour l&#8217;Observation de la Terre [Space]<br \/>\nSPS\tSolar Power Satellite [Space]<br \/>\nSPUR\tSystech Pluraxial Unplug Repeater<br \/>\nSQIID\tSimultaneous Quad Infrared Imaging Device (at NOAO)<br \/>\nSQL\tStructured Query Language<br \/>\nSQUID\tSuperconducting QUantum Interference Device<br \/>\nSRAM\tShort Range Attack Missile<br \/>\nSRAM\tStatic RAM<br \/>\nSRB\tSolid (fuel) Rocket Booster [Space]<br \/>\nSRG\tShort and Ring Ground (test) [Telephony]<br \/>\nSRI\tStanford Research Institute<br \/>\nSRM\tSolid Rocket Motor [Space]<br \/>\nSRO\tStanding Room Only<br \/>\nSS7\tSignalling System #7 [Telephony]<br \/>\nSSA\tSocial Security Administration [US Government]<br \/>\nSSB\tSingle Side Band<br \/>\nSSC\tSuperconducting Super Collider<br \/>\nSSE\tSouth-SouthEast<br \/>\nSSF\tSpace Station Fred (er, Freedom) [Space]<br \/>\nSSF\tSpace Station Freedom [NASA, Space]<br \/>\nSSFF\tShowcase Software Factory of the Future<br \/>\nSSG\tStaff SerGeant<br \/>\nSSI\tSmall Scale Integration<br \/>\nSSI\tSolid-State Imager (on Galileo) [Space]<br \/>\nSSI\tSpace Services Incorporated [Corporate name, Space]<br \/>\nSSI\tSpace Studies Institute [Space]<br \/>\nSSI\tSupplemental Security Income<br \/>\nSSME\tSpace Shuttle Main Engine [Space]<br \/>\nSSPF\tSpace Station Processing Facility [Space]<br \/>\nSSPS\tSatellite Solar Power Station [Space]<br \/>\nSSR\tSecondary Surveillance Radar<br \/>\nSSR\tSoviet Socialist Republic<br \/>\nSSRMS\tSpace Station Remote Manipulator System [Space]<br \/>\nSST\tSpectroscopic Survey Telescope [Space]<br \/>\nSST\tSuperSonic Transport [Space]<br \/>\nSSTO\tSingle Stage To Orbit [Space]<br \/>\nSSTV\tSlow Scan TeleVision<br \/>\nSSW\tSouth-SouthWest<br \/>\nST\tShort Ton<br \/>\nSTARS\tSoftware Technology for Adaptable, Reliable Systems<br \/>\nSTD\tSacrae Theologiae Doctor (doctor of sacred theology)<br \/>\nSTD\tSexually Transmitted Disease (replaces VD)<br \/>\nSTD\tState Transition Diagram<br \/>\nSTD\tSubscriber Trunk Dialing (British, and elsewhere; equiv. DDD in USA)<br \/>\nSTI\tStandard Tape Interconnect [DEC]<br \/>\nSTILO\tScientific and Technical Intelligence Liaison Office<br \/>\nSTIS\tSpace Telescope Imaging Spectrometer (to replace FOC and GHRS) [Space]<br \/>\nSTL\tSt. Louis (airport designation)<br \/>\nSTN\tSuperTwisted Nematic<br \/>\nSTOL\tShort TakeOff and Landing<br \/>\nSTP\tShielded Twisted Pair [Telecom, Networking]<br \/>\nSTP\tSoftware Through Pictures<br \/>\nSTP\tStandard Temperature and Pressure (see NTP)<br \/>\nSTRPG\tStar Trek:  The Role-Playing Game<br \/>\nSTS\tSpace Transportation System (space shuttle) [NASA]<br \/>\nSTScI\tSpace Telescope Science Institute [Space]<br \/>\nSTV\tSingle Transferable Vote<br \/>\nSTV\tSpace Transfer Vehicle [Space]<br \/>\nSUM\tSymantec Utilities for Macintosh<br \/>\nSUN\tStanford University Network<br \/>\nSUN\tSUN MicroSystems Computer (not an Acronym) [Corporate name]<br \/>\nSUNOCO\tSUN Oil COmpany [Corporate name]<br \/>\nSUNY\tState University of New York<br \/>\nSURAnet Southeastern Universities Research Association Network<br \/>\nSVID\tSystem V Interface Definition<br \/>\nSW\tSouth West<br \/>\nSW\tSuperWorld<br \/>\nSWAS\tSubmillimeter Wave Astronomy Satellite [Space]<br \/>\nSWBT\tSouth Western Bell Telephone [Telephony]<br \/>\nSWF\tShortWave Fading [Space]<br \/>\nSWIFT\tSociety for Worldwide Interbank Financial Communications<br \/>\nSWS\tScientific Workstation Support<br \/>\nSXS\tStep by Step switching [Telephony]<br \/>\nT\tTraveler<br \/>\nT1\t1.544Mbps [Telephony], one of the basic signalling systems 24x64Kb<br \/>\nT3\t45Mbps (eq 28 T1 channels) [Telephony]<br \/>\nTA\tTeaching Assistant<br \/>\nTAC\tTactical Air Command (see SAC)<br \/>\nTAC\tTerminal Access Controller [ARPANET\/MILNET] (replaced TIP)<br \/>\nTACACS\tTerminal Access Controller Access Control System [ARPANET\/MILNET]<br \/>\nTACCS\tTactical Army Combat service support Computer System<br \/>\nTAE\tTransportable Applications Environment<br \/>\nTAL\tTrans-Atlantic Abort Landing [NASA, Shuttle]<br \/>\nTAL\tTransatlantic Abort Landing (Shuttle abort plan) [Space]<br \/>\nTANSTAAFL\tThere Ain&#8217;t No Such Thing As A Free Lunch<br \/>\nTAR\tTape ARchiver<br \/>\nTASI\tTime Assign{ment,ed} Speech Interpolation [Telephony]<br \/>\nTAU\tThousand Astronomical Units [Space]<br \/>\nTB\tTuBerculosis<br \/>\nTBA\tTo Be Announced<br \/>\nTBD\tTo Be Determined<br \/>\nTBD\tTo Be Done<br \/>\nTC\tTeachers College<br \/>\nTCA\tTerminal Controlled Airspace<br \/>\nTCP\tTransmission Control Protocol<br \/>\nTCP\/IP\tTransmission Control Protocol\/Internet Protocol<br \/>\nTCS\tThermal Control System [Space]<br \/>\nTCSEC\tTrusted Computer System Evaluation Criteria (orange book)<br \/>\nTCT\tTo Challenge Tomorrow<br \/>\nTD\tTardive Dyskinesia<br \/>\nTD\tTouchDown<br \/>\nTD\tTreasury Department<br \/>\nTDCC\tTransportation Data Coordinating Committee<br \/>\nTDE\tTransition Diagram Editor<br \/>\nTDI\tTrusted Database Interpretation<br \/>\nTDM\tTime-Division Multiplexer<br \/>\nTDR\tTime Domain Reflectometer<br \/>\nTDRS\tTracking and Data Relay Satellite [Space]<br \/>\nTDRSS\tTracking and Data Relay Satellite System [Space]<br \/>\nTDY\tTemporary DutY<br \/>\nTECO\tTape Editor and COrrector<br \/>\nTECO\tText Editor and COrrector<br \/>\nTEFLON\tpolyTEtraFLuOrethyleNe<br \/>\nTES\tThermal Emission Spectrometer (on Mars Observer) [Space]<br \/>\nTFP\tTops Filing Protocol<br \/>\nTFS\tTranslucent File System<br \/>\nTFT\tThe Fantasy Trip<br \/>\nTFT\tThin Film Transistor<br \/>\nTG\tThieves&#8217; Guild<br \/>\nTGV\tTres Grande Vitesse (French, Very High Speed) [Railroading]<br \/>\nTGV\tTwo Guys and a VAX (humorous variant) [Corporate name]<br \/>\nTHIEF\tTHief Isn&#8217;t Even Fine<br \/>\nTHIEF\tThis Here Isn&#8217;t Even Fine<br \/>\nTHOR\tTandy High-intensity Optical Recording<br \/>\nTI\tTexas Instruments<br \/>\nTIA\tThanks In Advance [Net jargon]<br \/>\nTIA\tTransient Ischemic Attack<br \/>\nTIC\tTermInfo Compiler<br \/>\nTID\tTer In Die (three times a day)<br \/>\nTID\tTransaction ID<br \/>\nTIFF\tTag Image File Format<br \/>\nTIP\tTerminal Interface Processor [ARPANET\/MILNET] (replaced by TAC)<br \/>\nTIS\tTrusted Information Systems [Corporate name]<br \/>\nTISN\tTokyo International Science Network (Japan)<br \/>\nTKO\tTechnical Knock Out [Boxing]<br \/>\nTL\tTotal Loss<br \/>\nTLA\tThree Letter Acronym<br \/>\nTLC\tTender Loving Care<br \/>\nTLI\tTransort-Level Interface<br \/>\nTM\tTradeMark<br \/>\nTMA\tTycho Magnetic Anomaly (movie 2001)<br \/>\nTMAC\tTreasury department&#8217;s Multiuser Acquisition Contract<br \/>\nTMIS\tTelecommunications Management Information System<br \/>\nTMO\tTelephone Money Order<br \/>\nTMP\tThe Morrow Project<br \/>\nTMRC\tTech Model Railroad Club [MIT]<br \/>\nTMRC\tTransportation Modeling Research Center (TMRC {above} alter ego)<br \/>\nTN\tTennessee<br \/>\nTN\tTwisted Nematic<br \/>\nTNC\tThreaded Neill Concelman (connector) [Electronics] (see also BNC)<br \/>\nTNF\tTumor Necrosis Factor [Biology, Medicine]<br \/>\nTNP\tTech Nickel Plate (RR) [TMRC]<br \/>\nTNT\tTriNitro Toluene<br \/>\nTO\tTelegraph Office<br \/>\nTO\tTurn Over<br \/>\nTODS\tTransactions on Database Systems (ACM)<br \/>\nTOMS\tTotal Ozone Mapping Spectrometer [Space]<br \/>\nTOMS\tTransactions on Mathematical Software (ACM)<br \/>\nTOOIS\tTransactions on Office Information Systems (ACM)<br \/>\nTOP\tTechnical Office Protocol<br \/>\nTOPLAS\tTransactions on Programming Languages and Systems (ACM)<br \/>\nTOPS\tTraffic Operator Position System [Telephony]<br \/>\nTOPSMP\tTraffic Operator Position System Multipurpose [Telephony]<br \/>\nTORES\tText ORiented Editing System<br \/>\nTOS\tTransfer Orbit Stage [Space]<br \/>\nTOW\tTube launched, Optically tracked, and Wire guided<br \/>\nTOY\tTime Of Year (clock)<br \/>\nTP\tTransaction Processing<br \/>\nTP\tTransport Protocol (ISO\/CCITT Transport Services (TP0-TP4); like TCP)<br \/>\nTP4\tTransport Protocol, class 4 [ISO]<br \/>\nTPC\tThe Phone Company (from classic movie: _The President&#8217;s Analyst_)<br \/>\nTPI\tTracks Per Inch<br \/>\nTPO\tTraveling Post Office<br \/>\nTPP\tTetraarylPorPhyrin<br \/>\nTPS\tTechnical Publishing Software<br \/>\nTPS\tTeleProcessing Services<br \/>\nTPS\tThermal Protection System [Space]<br \/>\nTR\tTech Report (at least at LCS (q.v.), maybe others)<br \/>\nTR\tTechnical Reference [Bell, Telephony]<br \/>\nTRG\tTip and Ring Ground (test) [Telephony]<br \/>\nTROFF\tText RunOFF, text formatter<br \/>\nTRUSIX\tTRUSted unIX<br \/>\nTRW\tThompson, Ramo, and Woolridge<br \/>\nTS\tTop Secret<br \/>\nTSAP\tTransport Service Access Point [OSI, Networking]<br \/>\nTSD\tTotal System Design<br \/>\nTSP\tTeleprocessing Services Program<br \/>\nTSP\tThrift Savings Plan<br \/>\nTSP\tTime Synchronization Protocol<br \/>\nTSP\tTriSodium Phosphate<br \/>\nTSR\tTSR (Fortune 500 Company that manufactures Dungeons &amp; Dragons)<br \/>\nTSS\tTethered Satellite System [Space]<br \/>\nTSTO\tTwo Stage to Orbit [Space]<br \/>\nT&amp;T\tTunnels &amp; Trolls<br \/>\nTTFN\tTah Tah, For Now<br \/>\nTTL\tTransistor Transistor Logic<br \/>\nTTMA\tTennessee Tech Microcomputer Association<br \/>\nTTU\tTennessee Technological University<br \/>\nTTY\tTeleTYpe<br \/>\nTUNIS\tToronto UNIversity System<br \/>\nTV\tTeleVision<br \/>\nTVA\tTennessee Valley Authority<br \/>\nTW\tThieves&#8217; World<br \/>\nTWA\tTrans World Airlines [Corporate name]<br \/>\nTWB\tTerrestrial WideBand [Networking, DARPA]<br \/>\nTWIMC\tTo Whom It May Concern<br \/>\nTWT\tTraveling Wave Tube<br \/>\nTWX\tTeletypeWriter eXchange<br \/>\nTX\tTexas<br \/>\nTx\tTransmit<br \/>\nu\t(representing the greek mu) &#8211; micro<br \/>\nU\tUniverse<br \/>\nUA\tUnited Artists<br \/>\nUAR\tUnited Arab Republic<br \/>\nUAR\tUser Action Routine<br \/>\nUARS\tUpper Atmosphere Research Satellite [Space]<br \/>\nUART\tUniversal Asynchronous Receiver Transmitter<br \/>\nUBA\tUniBus Adapter [DEC]<br \/>\nUBC\tUniversal Bibliographic Control<br \/>\nUBC\tUniversity of British Columbia<br \/>\nUBM\tUnpressurized Berthing Mechanism [Space]<br \/>\nUCAR\tUniversity Corporation for Atmospheric Research<br \/>\nUCB\tUniversity of California at Berkeley<br \/>\nUCD\tUniform Call Distributor [Telephony]<br \/>\nUCD\tUniversity of California at Davis<br \/>\nUCI\tUniversity of California at Irvine<br \/>\nUCL\tUniversity College London<br \/>\nUCLA\tUniversity of California at Los Angeles<br \/>\nUCR\tUniversity of California at Riverside<br \/>\nUCSB\tUniversity of California at Santa Barbara<br \/>\nUCSC\tUniversity of California at Santa Cruz<br \/>\nUCSD\tUniversity of California at San Diego<br \/>\nUCSF\tUniversity of California at San Francisco<br \/>\nUDB\tUnified DataBase<br \/>\nUDMH\tUnsymmetrical DiMethyl Hydrazine [Space]<br \/>\nUDP\tUser Datagram Protocol<br \/>\nUEC\tUser Environment Component<br \/>\nUFO\tUnidentified Flying Object [Space]<br \/>\nUGC\tUppsala General Catalog [Space]<br \/>\nUH\tUpper Half<br \/>\nUHF\tUltra High Frequency (300-3000MHz)<br \/>\nUID\tUnique IDentifier<br \/>\nUID\tUser IDentification [UNIX]<br \/>\nUIMS\tUser Interface Management System<br \/>\nUIT\tUltraviolet Imaging Telescope (Astro package) [Space]<br \/>\nUIUC\tUniversity of Illinois at Urbana-Champaign<br \/>\nUK\tUnited Kingdom<br \/>\nUKST\tUnited Kingdom Schmidt Telescope [Space]<br \/>\nUL\tUnderwriters Laboratory<br \/>\nULANA\tUnified Local-Area Network Architecture<br \/>\nUMOC\tUgliest Man On Campus [MIT]<br \/>\nUMT\tUniversal Military Training<br \/>\nUN\tUnited Nations<br \/>\nUNESCO\tUnited Nations Educational, Scientific, &amp; Cultural Organization<br \/>\nUNICEF\tUnited Nations International Children&#8217;s Emergency Fund (now United Nat. Child. Fund)<br \/>\nUNICS\tUNiplex Information Computer Services<br \/>\nUNIX\tNot an acronym at all.\tWas a joke on MIT&#8217;s MULTICS.<br \/>\nUNMA\tUnified Network Management Architecture [AT&amp;T]<br \/>\nUNO\tUnited Nations Organization<br \/>\nUP\tUnion Pacific [Railroading, Corporate name]<br \/>\nUPC\tUniversal Product Code<br \/>\nUPI\tUnited Press International<br \/>\nUPI\tUnited Press International [Corporate name]<br \/>\nUPS\tUninterruptible Power Supply<br \/>\nUPS\tUnited Parcel Service [Corporate name]<br \/>\nUR\tUniversity of Rochester<br \/>\nURI\tUniversity of Rhode Island<br \/>\nUS\tUnited States (of America)<br \/>\nUSA\tUnion of South Africa<br \/>\nUSA\tUnited States Army<br \/>\nUSA\tUnited States of America<br \/>\nUSAF\tUnited States Air Force<br \/>\nUSAFA\tUnited States Air Force Academy (in Colorado Springs)<br \/>\nUSAN\tUniversity Satellite Network<br \/>\nUSB\tUpper Side Band<br \/>\nUSC\tUniversity of Southern California<br \/>\nUSCG\tUnited States Coast Guard<br \/>\nUSDA\tUnited States Department of Agriculture<br \/>\nUSES\tUnited States Employment Service<br \/>\nUSFL\tUnited States Football League<br \/>\nUSGS\tUnited States Geological Survey<br \/>\nUSIA\tUnited States Information Agency<br \/>\nUSM\tUnited States Mail<br \/>\nUSMC\tUnited States Marine Corps<br \/>\nUSMP\tUnited States Microgravity Payload [Space]<br \/>\nUSN\tUnited States Navy<br \/>\nUSO\tUnited Service Organizations<br \/>\nUSO\tUnix Software Operation<br \/>\nUSP\tUnited States Pharmacopeia<br \/>\nUSPS\tUnited States Postal Service<br \/>\nUSR\tUser Service Routines<br \/>\nUSS\tUnited States Ship<br \/>\nUSSR\tUnion of Soviet Socialist Republics<br \/>\nUSSS\tUser Services and Systems Support<br \/>\nUSW\tUnd So Weiter<br \/>\nUT\tUniversal Time (a.k.a. GMT, UTC, or Zulu Time)<br \/>\nUT\tUniversity of Tennessee<br \/>\nUT\tUniversity of Texas<br \/>\nUT\tUTah<br \/>\nUTC\tCoordinated Universal Time (a.k.a. UT)<br \/>\nUTC\tUniversal Coordinated Time (a.k.a. UT)<br \/>\nUTnet\tUniversity of Texas Network<br \/>\nUTP\tUnshielded Twisted Pair [Telecom, Networking]<br \/>\nUUCP\tUNIX-to-UNIX Copy Program<br \/>\nUUG\tUnix User Group<br \/>\nUV\tUltraViolet<br \/>\nUVS\tUltraViolet Spectrometer<br \/>\nUW\tUnderWriter<br \/>\nUW\tUniv of Wisconsin<br \/>\nVA\tVeterans Administration<br \/>\nVA\tVirginia<br \/>\nVAB\tVehicle Assembly Building (formerly Vertical Assembly Building) [Space]<br \/>\nVAFB\tVandenberg Air Force Base [Space]<br \/>\nVAN\tValue Added Network (e.g. Tymnet, Telenet, etc)<br \/>\nVANS\tValue-Added Network Services<br \/>\nVAR\tValue Added Remarketer (reseller)<br \/>\nVASI\tVisual Approach Slope Indicator<br \/>\nVAT\tValue Added Tax<br \/>\nVAX\tVirtual Address eXtended<br \/>\nVAXBI\tVAX Bus Interconnect<br \/>\nVC\tViet Cong<br \/>\nVC\tVirtual Circuit<br \/>\nVcc\tVoltage (Common Cathode?)<br \/>\nVCM\tVoice Coil Motor<br \/>\nVCO\tVoltage Controlled Oscillator<br \/>\nVCR\tVideoCassette Recorder<br \/>\nVCU\tVirginia Commonwealth University<br \/>\nVD\tVenereal Disease (see also STD)<br \/>\nVDFM\tVirtual Disk File Manager<br \/>\nVDI\tVirtual Device Interface<br \/>\nVDM\tVienna Development Method<br \/>\nVDM\tVirtual Device Metafile<br \/>\nVDT\tVideo Display Terminal<br \/>\nVEEGA\tVenus-Earth-Earth Gravity Assist (Galileo flight path) [Space]<br \/>\nVF\tVideo Frequency<br \/>\nVF\tVoice Frequency<br \/>\nVFO\tVariable Frequency Oscillator<br \/>\nVFR\tVisual Flight Rules [Aviation]<br \/>\nVFW\tVeterans of Foreign Wars<br \/>\nVFW\tVolunteer Fire Department<br \/>\nVG\tVery Good<br \/>\nVG\tVicar-General<br \/>\nVGA\tVideo Graphics Array<br \/>\nVgg\tVoltage (Gate to Ground?)<br \/>\nV&amp;H\tVertical and Horizontal (CO coordinate tape) [Telephony]<br \/>\nVHDL\tVhsic Hardware Description Language<br \/>\nVHF\tVery High Frequency (30-300MHz)<br \/>\nVHS\tVideo Home System (VCR)<br \/>\nVHSIC\tVery High Speed Integrated Circuit<br \/>\nVI\tVIsual editor<br \/>\nVIABLE\tVertical Installation Automation BaseLinE<br \/>\nVILE\tVI Like Emacs<br \/>\nVINE\tVine Is Not Emacs<br \/>\nVIP\tVery Important Person<br \/>\nVISTA\tVolunteers In Service To America<br \/>\nVITA\tVme International Trade Association<br \/>\nVJ\tVideo Jockey<br \/>\nVL\tVulgar Latin<br \/>\nVLA\tVery Large Array [Space]<br \/>\nVLBA\tVery Long Baseline Array [Space]<br \/>\nVLBI\tVery Long Baseline Interferometry [Space]<br \/>\nVLF\tVery Low Frequency (3-30KHz)<br \/>\nVLIW\tVery Long Instruction Word<br \/>\nVLSI\tVery Large Scale Integration<br \/>\nVLT\tVery Large Telescope [Space]<br \/>\nVM\tVirtual Memory<br \/>\nVM\/CMS\tVirtual Machine\/Conversational Monitor System<br \/>\nVMM\tVirtual Memory Manager<br \/>\nVMOS\tVertical Metal Oxide Semiconductor (V-MOS) (see MOS)<br \/>\nVMR\tVertical Market Reseller<br \/>\nVMS\tVertical Motion Simulator [Space]<br \/>\nVMS\tVirtual Memory System [DEC]<br \/>\nVOA\tVoice Of America<br \/>\nVOIR\tVenus Orbiting Imaging Radar (superseded by VRM) [Space]<br \/>\nVOIS\tVoice-Operated Information System<br \/>\nVOQ\tVisiting Officer&#8217;s Quarters<br \/>\nVPI&amp;SU\tVirginia Polytechnic Institute and State University<br \/>\nVRC\tVertical Redundancy Character<br \/>\nVRM\tVenus Radar Mapper (now called Magellan) [Space]<br \/>\nVRM\tVirtual Resource Manager<br \/>\nVSAT\tVery Small Aperture Terminal (satellite dish)<br \/>\nVSX\tX\/open Verification Suite<br \/>\nVTAM\tVirtual Telecommunications Access Method [IBM]<br \/>\nVTOC\tVolume Table Of Contents<br \/>\nVTOL\tVertical TakeOff and Landing<br \/>\nVTR\tVideoTape Recorder<br \/>\nVUP\tVax Unit of Performance<br \/>\nV&amp;V\tVillains &amp; Vigilantes<br \/>\nVVSS\tVertical Volute Spring Suspension<br \/>\nW\tWest<br \/>\nW\tWidth<br \/>\nWA\tWashington<br \/>\nWA\tWestern Australia<br \/>\nWAC\tWomens Air Corps<br \/>\nWAIS\tWide Area Information Server<br \/>\nWARC\tWorld Administrative Conference<br \/>\nWATS\tWide Area Telephone Service<br \/>\nWB\tWater Ballast<br \/>\nWB\tWayBill<br \/>\nWBC\tWhite Blood Cells<br \/>\nWC\tWater Closet<br \/>\nWC\tWithout Charge<br \/>\nWCTU\tWomen&#8217;s Christian Temperance Union<br \/>\nWD\tWhite Dwarf [Space]<br \/>\nWECo\tWestern Electric Company [AT&amp;T] (manufacturing arm of AT&amp;T)<br \/>\nWFPC\tWide Field \/ Planetary Camera (on HST) [Space]<br \/>\nWFPCII\tReplacement for WFPC [Space]<br \/>\nWG\tWorking Group<br \/>\nWH\tWarHammer<br \/>\nWHBL\tWorld Home Bible League<br \/>\nWHCA\tWhite House Communications Agency [US Government]<br \/>\nWHO\tWorld Health Organization<br \/>\nWI\tWisconsin<br \/>\nWIMP\tWindows\/Icons\/Mouse Programming(?)<br \/>\nWIPP\t(nuclear) Waste Isolation Pilot Plant [DOE]<br \/>\nWIS\tWWMCCS Information System<br \/>\nWITS\tWashington Interagency Telecommunications System<br \/>\nWIYN\tWisconsin \/ Indiana \/ Yale \/ NOAO telescope [Space]<br \/>\nWMSCR\tWeather Message Switching Center Replacement<br \/>\nWOM\tWrite Only Memory<br \/>\nWOP\tWithOut Papers [Immigration]<br \/>\nWOPR\tWar Operations Planned Response (from &#8220;Wargames&#8221; movie)<br \/>\nWORM\tWrite Once, Read Many times<br \/>\nWOW\tWorlds of Wonder<br \/>\nWP\tWord Processing<br \/>\nWP\tWorking Paper<br \/>\nWPI\tWorcester Polytechnic Institute<br \/>\nWSI\tWafer Scale Integration<br \/>\nWSMR\tWhite Sands Missile Range [Space]<br \/>\nWSW\tWest-SouthWest<br \/>\nWTR\tWestern Test Range [Space]<br \/>\nWU\tWashington University<br \/>\nWU\tWestern Union<br \/>\nWUPPE\tWisconsin Ultraviolet PhotoPolarimter Experiment (Astro package) [Space]<br \/>\nWV\tWest Virginia<br \/>\nWW\tWorld War<br \/>\nWWI\tWorld War I<br \/>\nWWII\tWorld War II<br \/>\nWWMCCS\tWorld-Wide Military Command and Control System<br \/>\nWY\tWyoming<br \/>\nWYSIWIS What You See Is What I See<br \/>\nWYSIWYG What You See Is What You Get<br \/>\nXCF\teXperimental Computing Facility<br \/>\nXD\twithout Dividend<br \/>\nXDR\teXternal Data Representation<br \/>\nXFER\tTransfer<br \/>\nXINU\tXINU Is Not UNIX<br \/>\nXL\teXtra Large<br \/>\nXMM\tX-ray Multi Mirror [Space]<br \/>\nXMTR\ttransMiTteR (the X is for trans)<br \/>\nXNS\tXerox Network Services<br \/>\nXO\teXecutive Officer<br \/>\nXOR\teXclusive OR (logical function)<br \/>\nXPORT\tTransport<br \/>\nXSECT\tcross SECTion<br \/>\nXTAL\tcrysTAL (another version of x for crys, see XMTR)<br \/>\nXUI\tX-windows User Interface<br \/>\nXUV\teXtreme UltraViolet [Space]<br \/>\nYA\tYet Another<br \/>\nYACC\tYet Another Compiler Compiler<br \/>\nYB\tYearBook<br \/>\nYMCA\tYoung Mens Christian Association<br \/>\nYMHA\tYoung Mens Hebrew Association<br \/>\nYOB\tYear Of Birth<br \/>\nYP\tYellow Pages<br \/>\nYRS\tYsgarth Rules System<br \/>\nYSO\tYoung Stellar Object [Space]<br \/>\nYST\tYukon Standard Time<br \/>\nYT\tYukon Territory<br \/>\nYT\tYukon Time<br \/>\nYTD\tYear To Date<br \/>\nYWCA\tYoung Womens Christian Association<br \/>\nYWHA\tYoung Womens Hebrew Association<br \/>\nZ\tZenith<br \/>\nZ\tZero<br \/>\nZ\tZulu (time)<br \/>\nZB\tZero Beat<br \/>\nZETA\tZero Energy Thermonuclear Assembly<br \/>\nZGS\tZero Gradient Synchrotron<br \/>\nZI\tZonal Index<br \/>\nZIF\tZero Insertion Force (connector\/socket)<br \/>\nZIP\tZone Improvement Plan (US post office code)<br \/>\nZK\tbarrage balloon (navy symbol)<br \/>\nZMRI\tZinc Metals Research Institute<br \/>\nZPG\tZero Population Growth<br \/>\nZPRSN\tZurich Provisional Relative Sunspot Number<br \/>\nZST\tZone Standard Time<br \/>\nZT\tZone Time<br \/>\nZWEI\tZwei Was Eine Initially<\/p>\n<p>Downloaded From P-80 International Information Systems 304-744-2253<\/p>\n<div class='watch-action'><div class='watch-position align-right'><div class='action-like'><a class='lbg-style1 like-13828 jlk' href='javascript:void(0)' data-task='like' data-post_id='13828' data-nonce='763084672f' rel='nofollow'><img class='wti-pixel' src='https:\/\/www.graviton.at\/letterswaplibrary\/wp-content\/plugins\/wti-like-post\/images\/pixel.gif' title='Like' \/><span class='lc-13828 lc'>0<\/span><\/a><\/div><\/div> <div class='status-13828 status align-right'><\/div><\/div><div class='wti-clear'><\/div>","protected":false},"excerpt":{"rendered":"<p>2D 2-Dimensional 3D 3-Dimensional 3M Minnesota Mining and Manufacturing 4GL Fourth Generation Language 4H Head, Heart, Hands,&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[43,27],"class_list":["post-13828","post","type-post","status-publish","format-standard","hentry","category-othernonsense","tag-abbreviations","tag-english","wpcat-7-id"],"_links":{"self":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/posts\/13828","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/comments?post=13828"}],"version-history":[{"count":1,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/posts\/13828\/revisions"}],"predecessor-version":[{"id":13829,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/posts\/13828\/revisions\/13829"}],"wp:attachment":[{"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/media?parent=13828"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/categories?post=13828"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.graviton.at\/letterswaplibrary\/wp-json\/wp\/v2\/tags?post=13828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}