Important Full Forms

Important Full Forms

Most Important Full Forms

AACI : Airport Association Council International AAFI : Amateur Athletics Federation of India AAGSP : All Assam Gana Sangram Parishad AAPSO : Afro-Asian Peoples Solidarity Organization AASU : All Assam Students Union ABCDE : Annual Bank Conference on Development Economics ABM : Anti Ballistic Missile ABSU : All Bodo Students Union ABT : Availability Based Tariff AC : Alternate Current or Ashok Chakra or Air Conditioner or Antarctic Club AC: Alternating Current ACPI: Advanced Configuration and Power Interface AD : Ano Domini (After the birth of Jesus) ADA : Air Defense Artillery ADB : Asian Development Bank AERE : Atomic Energy Research Establishment AFLP : Accelerated Female Literacy AFPPD : Asian Forum of Parliamentarians on Population & Development AGF : Asian Games Federation AGOC : Asian Games Organization Committee AICC : All India Congress Committee AICCTU : All India Central Council of Trade Unions AICI : Agricultural Insurance Corporation of India AICTE : All India Council of Technical Education AIDS : Acquired Immune Deficiency Syndrome AIFF : All India Football Federation AIIMS : All India Institute of Medical Sciences AIL : Aeronautics India Limited AIMPLB : All India Muslim Personal Law Board AINEC : All India Newspapers Editors Conference AIR : All India Radio AITUC : All India Trade Union Congress ALH : Advanced Light Helicopter ALU: Arithmetic logic unit AM : Anti Meridian (Before Noon) AM: Amplitude Modulated AMD: Advanced Micro Devices, Inc. AMD: Advanced Micro Devices, Inc. AMI: American Megatrends Inc. AMIE : Associate Member of the Institute of Engineers ANC : African National Congress ANSI: American National Standards Institute APEC : Asian Pacific Economic Cooperation APIC: Advanced Programmable Interrupt Controller APM: Advanced Power Management APNN : Asian Pacific News Network APPLE : Asian Passenger Payload Experiment APPU : Asian Pacific Postal Union ARDS : Acute Respiratory Distress Syndrome ARF : Asian Regional Forum ASCII: American Standard Code for Information Interchange ASEAN : Association of South East Asian Nations ASI : Archaeological Survey of India ASIC: Application Specific Integrated Circuit ASLV : Augmented Satellite Launch Vehicle ASPI: Advanced SCSI Programming Interface ASSOCHAM : Associated Chamber of Commerce and Industry (India) AT: Advanced Technology ATA: AT Bus Attachment ATAPI: ATA Packet Interface ATCI : Air Time Committee of India ATF : Aviation Turbine Fuel ATM: Asynchronous Transfer Mode ATPLO : All Tripura Peoples Liberation Organisation ATS : Anti Tetanus Serum ATTF : All Tripura Tribal Force AVARD : Association of Voluntary Agencies for Rural Development AWACS : Airborne Warning and Control System B.PHARMA : Bachelor of Pharmacy BAMS : Bachelor of Ayurvedic Medicine and Surgery BARC : Bhabha Atomic Research Centre BBC : British Broadcasting Corporation BBS: Bulletin Board System BC : Before Christ BCC: Block Check Character BCCI : Board of Control for Cricket in India BCCL : Bharat Cooking Coal Limited BCD: Binary Coded Decimal BCG: Bacillus Calmette Guerin (Anti TB Vaccine) BDL : Bharat Dynamics Limited BEL : Bharat Electronics Limited BENELUX : Belgium, Netherlands and Luxemburg BHEL Bharat : Heavy Electronics Limited BICP : Bureau of Industrial Costs and Prices BIFR : Board of Industrial Finance and Reconstruction BIMSTEC : Bangladesh, India, Myanmar, Sri Lanka, ThailandEconomic Cooperation BIOS: Basic Input / Output System BIS : Bureau of Indian Standards/British Information Service/Bank for International Settlements BLTF : Bodo Liberation Tigers Force BNC: Bayonet Nut Connector BPO : Business Process Outsourcing BPS/bps: Bytes/bits Per Second BRL : Bharat Refineries Ltd BSC: Binary Synchronous Communications BSD: Berkeley Standard Distribution BSF : Border Security Force BTC : Bodoland Territorial Council BTU: British Thermal Units CAD : Command Area Development CAD: Computer Aided Design CAG : Controller of Auditor General CAIR : Centre for Artificial Intelligence and Robotics CAM: Computer Aided Manufacturing CAS : Conditional Access System CAS: Column Address Strobe CASE : Commission for Alternative Sources of Energy CAT : Control for Advance Technology/Central Administrative Tribunal CAZRL : Central Arid Zone Research Institute CBDT : Central Board of Direct Taxes CBI : Central Bureau of Investigation CBSE : Central Board of Secondary Education CCEA : Cabinet Committee on Economic Affairs CCI : Consumer Confidence Index CCIC  : Central Cottage Industries Corporation CCIT : Comprehensive Convention on International Terrorism CCL : Central Coal-fields Limited CCS : Cabinet Committee on Security CD: Carrier Detect & Compact Disc C-DAC : Centre for Development of Advance Computing CDC : Consulting Development Centre CD-R – Compact Disc-Recordable CDRL : Central Drug Research Institute CD-ROM – Compact disc read-only memory CD-RW – Compact Disc-ReWritable CDS : Compulsory Deposit Scheme CEA : Central Electrical Authority CENTO : Central Treaty Organization CERN : Council European Organization for Nuclear Research CFRI : Central Fuel Research Institute CFTRI : Central Food Technological Research Institute CGA: Color Graphics Adapter CGCRI : Central Glass and Ceramic Research Institute CGWB : Central Ground Water Board CHOGM : Commonwealth Heads of Government Meeting CHS: Cylinder Head Sector CID : Criminal Investigation Department CIFT : Committee on Invisible Financing Related Trade CIMA : Centre of International Modern Art CIRDAP : Council of Integrated Rural Development for Asia and the Pacific CIRTES : Central Institute for Research and Training in Employment Services CIS : Commonwealth of Independent States CISF : Central Industrial Security Force CITU : Centre of Indian Trade Union CIWTC : Central Inland Water Transport Corporation CLASP : Child Labour Action and Support Project CMAG : Commonwealth Ministerial Action Group CMAL : Coal Mines Authority Limited CMC : Cauri Monitoring Committee CMDRO : Central Marine Design Research Organization CMMACS : Centre for Mathematical Modelling and Computer Simulation CMOS: Complementary Metal-Oxide Semiconductor CMPDI : Central Mine Planning and Design Institute CMS : Central Monitoring Series CNG : Compressed Natural Gas COCA : Control of Organized Crime Act COD : Central Ordinance Depot CODESA : Convention for a Democratic South Africa COFEPOSA : Conservation of Foreign Exchange and Prevention of Smuggling Act COMPUTER – Common Oriented Machine Particularly Used for Trade Education and Research COPU : Committee on Public Undertaking (under Parliament) CORE : Congress on Racial Equality COSPAR : Committee On Space Research CPCB : Central Pollution Control Board CPCRI : Central Plantation Crops Research Institute CPI: Clocks Per Instruction CPO : Central Passport Organization CPRI : Central Power Research Institute CPU – Central Processing Unit CR: Carriage Return CRC: Cyclical Redundancy Check CRP : Central Reserve Police CRR : Cash Reserve Ratio CRT : Cathode Ray Tube CSCE : Conference on Security and Cooperation in Europe CSE : Centre for Science and Environment CSIR : Council of Scientific and Industrial Research CSR: Command Status Register CTEPC : Cotton Textiles Export Promotion Council CTS : Computerized Tomography Scanner CTS: Clear To Send CUI – Composite User Interface CVC : Central Vigilance Commission CVR : Cockpit Voice Recorder D.Lit : Doctor of Literature DAT: Digital Audio Tape DAVP : Directorate of Advertising and Visual Publicity DC: Direct Current DCA : Drug and Cosmetic Act DCD: Data Carrier Detect DCE: Data Circuit-terminating Equipment DCI : Dredging Corporation of India DD: Double Density DDT : Dichloro Diphenyle Trichloroethane DDP : Desert Development Programme DEC: Digital Equipment Corporation DFDR : Digital Flight Data Recorder (Black Box) DGCA : Director General of Civil Aviation DGCEI : Directorate General of Central Excise Intelligence DICGC : Deposit Insurance and Credit Guarantee Corporation DIG : Deputy Inspector General DIP: Dual-In-line Package DLO : Dead Letter Office DM : District Magistrate DMA: Direct Memory Access DMI: Desktop Management Interface DMK : Dravida Munetra Kazhagam DMRL : Defence Metalurgical Research Laboratory DNA : Di-oxyribo Nucleic Acid DNEM : Dynamic Numeric Encoding Method DOCOMO : Do Communications Over the Mobile DOS: Disk Operating System DOTS : Directly Observed Treatment Shortcourse DPAP : Drought Prone Area Programme DPC : Dabhol Power Company DPCO : Drug Prices Control Order DPCS : Defense Satellite Communication System DPE: Data Parity Error DPSA : Deep Penetration Strike Aircraft DRAM: Dynamic Random Access Memory DRDO : Defense Research and Development Organization DRI : Director of Revenue Intelligence DS: Double Sided DSP : Digital Signal Processing DSP: Digital Signal Processor DSR: Data Set Ready DST : Department of Science & Technology DTC: Data Terminal Controller DTE: Data Terminating Equipment DTH : Direct To Home DTR: Data Terminal Ready DVC : Damodar Valley Corporation DVD – Digital Video Disc or Digital Versatile Disc DVD : Digital Versatile Disk DVI – Digital Visual Interface EAA : Easy Animal Aid EAS : Employment Assurance Scheme ECB : European Central Bank EBCDIC: Extended Binary Coded Decimal Interchange Code EC: Error Check ECC: Error Check and Correction ECG : Electro Cardiogram Graph ECIL : Electronic Corporation of India Limited ECM : European Common Market ECOWAS : Economic Cooperation Organization of West African States ECP: Enhanced Communication Port ECU: EISA Configuration Utility EDO: Extended Data Out RAM EEC : European Economic Community EEG : Electro Encephalogram Graph EEPROM: Electrically Erasable Programmable Read Only Memory EFTA : European Free Trade Association EGA: Enhanced Graphics Adapter EGPWS : Enhanced Ground Proximity Warning System EHTP : Electronics Hardware Technology Park                                       EIA: Electronic Industries Association EIDE: Enhanced Integrated Device Electronics EISA: Enhanced Industry Standard Architecture ELCINA : Electronics and Radar Development Establishment ELISA : Enzyme Linked Immuno Sorbent Assay EMF : Electromotive Force EMF: Electro-Magnetic Force EMI : Equal Monthly Installment EMI: Electro-Magnetic Interference EMR : Exclusive Marketing Right EMS : European Monetary System EMS: Expanded Memory Specification EMU : Electric Multiple Unit ENLF : Elam National Liberation Front EOF: End Of File EOL: End Of Line EOW : Economic Offence Wing EPIP : Export Promotion Industrial Park EPP: Enhanced Parallel Port EPRLF : Elam People’s Revolutionary Liberation Front EPROM: Erasable Programmable Read Only Memory EPZ : Export Processing Zone ERDA : Energy Research and Development Administration ERS : European Remote Sensing Satellite ERTS : Earth Resources Technology Satellite ESA : European Space Agency ESCAP : Economic and Social Commission for Asia and Pacific ESCD: Extended System Configuration Data ESD: Electro-Static Discharge ESDI: Enhanced Small Devices Interface ESMA : Essential Services Maintenance Act EURECA : European Research Coordinating Agency EVM : Electronic Voting Machine EVTR : Electro Video Tape Recording EXIM : bank Export-Import Bank of India FAO : Food and Agriculture Organization FARC : Revolutionary Armed Forces of Columbia FAT: File Allocation Table FBI : Federal Bureau of Investigation FBTR : Fast Breeder Test Reactor FCC: Federal Communications Commission FCI : Food Corporation of India/Fertilizer Corporation of India FCV : Flue Cured Virginia (a kind of tobacco) FDD: Fixed/Floppy Disk Drive FDDI: Fiber Distributed Data Interface FDM: Frequency Division Multiplexing FDR : Flight Data Recorder (Black Box) FDX: Full-Duplex Transmission FE: Front End FEMA : Foreign Exchange Management Act FEP: Front End Processor FERA : Foreign Exchange Regulation Act FF: Form Feed FFI : Film Federation of India FICCI : Federation of Indian Chamber of Commerce and Industry FIEO : Federation of Indian Export Organization FIFO: First-In First-Out FIIA : Foreign Investment Implementation Authority FIIT : Foundation for Innovation and Technology Transfer FILO: First-In Last-Out FIPB : Foreign Investment Promotion Board FIR : First Information Report FM: Frequency Modulation FPGA: Field Programmable Gate Array FPM: Fast Page Mode RAM FPU: Floating Point Unit FRC: Functional Redundancy Checking FRS : Fellow of the Royal Society FRU: Field-Replaceable Unit FSF: Free Software Foundation FSK: Frequency Shifty Keying FTA : Free To Air FTII : Films & Television Institute of India FTP – File Transfer Protocol FTZ : Free Trade Zone GAIL : Gas Authority of India Limited GAS: Gallium Arsenide GATT : General Agreement on Tariff and Trade GAVI : Global Alliance for Vaccine and Immunization GCC : Gulf Cooperation Council GFLOPS: Billions of Floating Point Operations Per Second GIC : General Insurance Corporation GMPCS : Global Mobile Personal Communications System GMRT : Giant Meter web Radio Telescope GMT : Greenwich Mean Time GNLF : Gorkha National Liberation Front GNP : Gross National Product GPF : General Provident Fund GPO : General Post Office GPRS : General Packet Radio Service GPS : Global Positioning System GRA : Global Research Alliance GSDI : Global Spatial Data Infrastructure GSI : Geological Survey of India GSOMIA : General Security of Military Information Agreement GSTP : Global System of Trade Practices GUI – Graphical user interface HAC : Hindustan Aluminum Corporation HADP : Hill Area Development Programme HAL : Hindustan Aeronautics Limited HARK : Handy Audio Reach Kit System HARTRON : Haryana State Electricity Development Corporation Limited HCF : Highest Common Factor HDFC : Housing Development Finance Corporation HD: High Density / Hard Disk HDD: Hard Disk Drive HDPE : High Density Poly Ethylene HDTV : High Definition Television HDX: Half-Duplex Transmission HEC : Heavy Engineering Corporation HEL : Heavy Electricals Limited HESH : High Explosive Squash Head HFS: Hierarchical File System HISA : Hero Indian Sports Academy HIV : Human Immuno-deficiency Virus HMI : Himalayan Mountaineering Institute HMT : Hindustan Machine Tools HPFS: High Performance File System HPTS : High Power Television Transmitter System HTML : Hyper Text Markup Language HTR : High Temperature Reactor HUDCO : Housing and Urban Development Corporation HYVS : HigIAAI International Airport Authority of India I/O: Input/Output IAC : Indian Airlines Corporation IADF : International Agriculture Development Fund IAEA : International Atomic Energy Agency IAPPD : Indian Association of Parliamentarians on Population and Development IARI : Indian Agricultural Research Institute IATA : International Air Transport Association IBM – International Business Machines, Indian Bureau of Mines IBRD : International Bank for Reconstruction and Development (world bank) IBSA : India, Brazil, South Africa IBWL : Indian Board of Wild Life IC: Integrated Circuit ICAC : International Council of Adult Education ICAI : Institute of Chartered Accountants of India ICAO : International Civil Aviation Organization ICAR : Indian Council of Agricultural Research ICBM : Inter Continental Ballistic Missile ICC : International Cricket Council ICCR : Indian Council of Cultural Relations ICCW : Indian Council of Child Welfare ICFTU : International Confederation of Free Trade Unions ICHR : Indian Council for Historical Research ICICI : Industrial Credit and Investment Corporation of India Ltd. ICJ : International Court of Justice ICMR : Indian Council of Medical Research ICO : Islamic Conference Organization ICPA : Indian Cricket Players Association ICRC : International Committee of the Red Cross ICRISAT : International Crops Research Institute for the Semi Arid Topics ICSI : Indian Company Secretaries Institute ICSSR : Indian Council of Social Science Research IDA : International Development Agency IDBI : Industrial Development Bank of India IDD : Iodine Deficiency Disorder IDE: Integrated Device Electronics IDO : International Defense Organization IDPL : Indian Drugs and Pharmaceuticals Limited IED : Improvised Explosives Device IEEE: Institute of Electrical and Electronic Engineers IFA : Indian Football Association IFAD : International Fund for Agricultural Development IFCI : Industrial Finance Corporation of India IFFCO : Indian Farmers Fertilizers Cooperative IFFI : International Film Festival of India IFFS : International Federation of Film Societies IFTU : International Federation of Trade Union IGMCO : Inter-Government Maritime Consultative Organization IGNCA : Indira Gandhi National Centre for Arts IIAS : Indian Institute of Advance Studies IIBM : Indian Institute of Business Management IIDR : International Institute for Development Research IIPA : Indian Institute of Public Administration IIS : Indian Institute of Sciences IISCO : Indian Iron and Steel Company IIT : Indian Institute of Technology IITM : Indian Institute of Tropical Meteorology ILO : International Labour Organization IMA : Indian Military Academy IMCO : Inter-government Meritime Consultative Organization IMF : Indian Mountaineering Foundation/International Monetary Fund IMP: Interface Message Processor IMPPA : Indian Motion Picture Producers Asscoation INCOSPAR : Indian National Committee for Space Research INGCA : Indira Gandhi Gallery for Culture and Art INMAS : Institute of Nuclear Medicine and Allied Sciences INMURSAT : International Maritime Satellite Organisation INS : Indian Naval Ship/Indian Newspapers Society INSAT : Indian National Satellite INSDOC : Indian National Scientific Documentation Centre INTAC : Indian National Trust for Art and Culture INTELSAT : International Telecommunication Satellite INTERFEET : International Force for East Timor INTERPOL : Interpol Police Organization INTUC : Indian National Trade Union Congress IOC : International Olympic Committee/Indian Oil Corporation IPC : Indian Penal Code IPC: Inter Process Communication IPCC : Inter-government Panel on Climate Chance IPI : International Press Institution IPKF : Indian Peace Keeping Force IP-VPN : Internet Protocol based Virtual Private Network IPX: Inter network Packet exchange IQ : Intelligence Quotient IRA : Irish Republic Army/Insurance Regulatory Authority IRAS : Infrared Astronomical Satellite IRBM : Intermediate Range Ballistic Missile IRCON : Indian Railway Construction Company IRCS : Indian Red Cross Society IRDA : Insurance Regulatory Development Authority IRDP : Integrated Rural Development Programme IRO : International Refugee Organization IRQ: Interrupt Request IRSS : Indian Remote Sensing Satellite ISA: Industry Standard Architecture ISAF : International Security Assistance Force ISAS : Institute of Space and Astronomical Science ISB : Indian Standard Bureau ISBA : International Sea Bed Authority ISCUS : Indo-Soviet Cultural Society ISDN: Integrated Services Digital Network ISE : International Stock Exchange ISM : Indian School of Mines ISO : International Standardized Organization ISO: International Standards Organization ISP : Internet Services Provider ISRO : Indian Space Research Organization ISS : Institute of Social Sciences ISSP : Indian Scientific Satellite Project IST : Indian Standard Time ITBP : Indo-Tibet Border Police ITDC : Indian Tourism Development Corporation ITES : IT-Enabled Services ITO : International Trade Organization ITPO : Indian Trade Promotion Organization ITR : Integrated Test Range ITU : International Telecommunication Union ITUC : Indian Trade Union Congress IUC : Interconnect Usage Charges IUCAA : Inter University Centre for Astronomy and Astrophysics IUCNNR : International Union for the Conservation of Natural and National Research IVRI : Indian Veterinary Research Institute IVRS : Interactive Virus Response System IWT : Indus Water Treaty IYSH : International Year of Shelter for the Homeless JCWI : Joint Council for the Welfare of Immigrants JFS: Journalized File System JKLF : Jammu Kashmir Liberation Front JMM : Jharkhand Mukti Morcha JPEG : Join Photographic Experts Group KAADC : Karbi Anglong Autonomous District Council KARP : Kalpakkam Atomic Reprocessing Plant KG : Kinder Garten KNI: Katmai New Instructions KRM : Kashmir Resolution Movement KSTPS : Kota Super Thermal Power Station KVA: KiloVolt-Amps KVIC : Khadi and Village Industries Commission LAC : Line of Actual Control LAHDC : Ladakh Hill Development Council LAN – Local area network LASER – Light Amplification by Stimulated Emission of Radiation LASER : Light Amplification by Stimulated Emission of Radiation LBA: Linear Block Array / Addressing LCD – Liquid crystal display LDC : Lower Division Clerk LED: Light Emitting Diode LF: Line Feed LIBOR : London Inter Bank Offered Rate LIC : Life Insurance Corporation of India LIM: Lotus/Intel/Microsoft’s Expanded Memory Manager LLB : Bachelor of Law LLD : Doctor of Law LLM : Master of Law LMG : Light Machine Gun LOAC : Line of Actual Control LOC : Line of Control LOGO – Language of Graphic-Oriented LPA : Laws Prevention Association of India LPG : Liquefied Petroleum Gas LRU: Least-Recently Used LSB/lsb: Least Significant Byte/bit LSD : Lysergic acid Di-ethylamide LSI: Large Scale Integration LTTE : Liberation Tigers of Tamil Elam LUN: Logical Unit Number MA : Master of Arts MAIT : Manufacturer’s Association of Information Technology MAN – Metropolitan area network MAPP : Madras Atomic Power Project MASER : Microwave Amplification by Stimulated Emission of Radiation MB/Mb: Mega Bytes/bits MBA : Master of Business Administration MBBS : Bachelor of Medicine and Bachelor of Surgery MBR: Master Boot Record MCA : Master of Computer Application MCA: Micro Channel Architecture MCC : Melbourne Cricket Club MCF : Master Control Facility MCGA: Multi-Color Graphics Array MCM: Multi-Chip Module MCOCA : Maharashtra Control of Organized Crime Act MD : Doctor of Medicine MDRAM: Multi-bank RAM MECL : Mineral Exploration Corporation Limited MEET : Mission for Extension of Educational Technology MENAS : Middle East Navigation Aids Service MERC : Maharashtra Electricity Regulatory Commission METO : Middle East Treaty Organization MFALA : Marginal Farmers and Agricultural Labour Agency MFALS : Marginal Farmers and Agricultural Liberation Scheme MFLOPS: Millions of FLOating Point Operations per Second MFM: Modified Frequency Modulated MFN : Most Favoured Nation MHz: Megahertz MI : Military Intelligence MICR: Magnetic Ink Character Recognition MIDI: Musical Instrument Data Interface MIGA : Multilateral Investment Guarantee Agency MIMD: Multiple-Instruction Multiple-Data MIPS – Microprocessor without Interlocked Pipeline Stages MISA : Maintenance of Internal Security Act MISD: Multiple-Instruction Single Data MIT : Massachusetts Institute of Technology MLA : Member of Legislative Assembly MLC : Member of Legislative Council MMDS : Multiple Microwave Distribution System MMTC : Minerals and Metals Trading Corporation MMX: Multi-Media Extensions MNAMS : Member of National Academy of Medical Sciences MNC : Multi National Corporation MNLF : Moro National Liberation Front MNP: Microcom Network Protocol MODEM: MOdulator / DEModulator MODVAT : Modified Value Added Tax MOPS: Millions of Operations Per Second MOS: Metal-Oxide Semiconductor MP: Multi-Processor MPEG : Motion Picture Expert Group MPLANDS : Member of the Parliament Local Areas Development Scheme MPLS : Micro Protocol Label Switching MPP: Massively Parallel Processor MPS: Multi-Processor System MRTPC : Monopoly and Restrictive Trade Practice Commission MRTS : Mass Rapid Transport System MSA : Maritime Safety Agency MSB/msb: Most Significant Byte/bit MSDOS: Microsoft’s Disk Operating System MSo – Micro Soft Office, Multi system operator MST : Multi System Transmission MTBF: Mean Time Between Failure MTCR : Missile Technology Control Regime MTCT : Mother to Child Transmission MULTA : Muslim United Liberation Tigers of Assam N/C: No-Connect NABARD : National Bank for Agricultural and Rural Development NACO : National AIDS Control Organization NADAMS : National Agricultural Drought Assessment and Monitoring System NAEP : National Adult Educational Programme NAFED : National Agricultural and Marketing Federation NAFEN : Near and Far East News NAFTA : North American Free Trade Agreement NANAP : Non-Aligned News Agency Pool NAPP : Narora Atomic Power Plant NASA : National Aeronautic and space Administration NASDAQ : National Association of Security Dealer’s Active Quotation NASSCOM : National Association of Software & Service Companies NATO : North Atlantic Treaty Organization NBCC : National Building and Construction Corporation NBCW : Nuclear, Biological, Chemical Warfare NBER : National Bureau of Economic Research NBPGR : National Bureau of Plant Genetic Resources NBS: National Bureau of Standards NBTB : National Biotechnology Board NCA : Nuclear Command Authority NCAER : National Council for Applied Economic Research NCB : Narcotics Control Bureau NCCF : National Consumers Cooperative Federation NCCR : National Council for Civil Right NCDA : National Coal Development Authority NCDC : National Cooperative Development Corporation NCERT : National Council of Educational Research and Training NCFSE : National Curriculum Framework for Secondary Education NCPEDP : National Centre for Promotion of Employment for Disabled People NCRA : National Centre for Radio Astrophysics NCRB : National Crime Record Bureau NCSTC : National Council for Science and Technology Communication NCW : National Commission for Women NDA : National Defense Academy NDDB : National Dairy Development Board NDF : National Defense Fund NDPDC : National Drugs and Pharmaceutical Development Council NEA : National Environment Authority NEEPCO : North Eastern Electric Power Corporation Limited NEERI : National Environment Engineering Research Institute NEFA : North East Frontier Agency NEMA: National Electrical Manufacturers Association NEPA : National Environment Protection Authority NEXST : National Experimental Supersonic Transport NFDC : National Film Development Corporation NFIW : National Federation of Indian Women NFL : National Fertilizer Limited NFS: Network File System NFSIT : National Venture Fund for Software and Information Technology NFU: Not-Frequently Used NGRI : National Geophysical Research Institute NHPC : National Hydroelectric Power Corporation NHRC : National Human Rights Commission NIC : National Integration Council / National Informatics Centre NICD : National Institute of Communicable Diseases NIDC : National Industrial Development Corporation NIEO : New International Economic Order NIIT : National Institute of Information Technology NIMHANS : National Institute of Mental Health and Neuro-Science NITIE : National Institute for Training in Industrial Engineering NLFT : National Liberation Front of Tripura NLOT : National Large Optical Telescope NMDC : National Mineral Development Corporation NMDS : National Missile Defense System NMEP : National Malaria Eradication Programme NMHC : National Material Handling Council NMI: Non-Maskable Interrupt NMOS: Negatively doped Metal-Oxide Semiconductor NOAA : National Oceanic and Atmospheric Administration NOIDA : New Okhla Industrial Development Authority NOP: No OPeration NRU Not-Recently Used NPB : Nuclear Power Board NPC : National Productivity Council NPCC : National Project Construction Corporation NPCIL : Nuclear Power Corporation of India Limited NPL : National Physical Laboratory NPP : National Population Policy NPT : Nuclear Non-Proliferation Treaty NRAI : National Rifle Association of India NRC : National Reconstruction Core NRDC : National Research and Development Corporation NREP : National Rural Employment Programme NRI : Non Resident Indian NSA : National Security Act NSC : National Security Council / National Savings Certificate NSCN : National Socialist Council of Nagaland NSF: National Science Foundation NSS : National Service Scheme NSSO : National Sample Survey Organization NSSTC : National Space Science and Technology Centre NSTEDB : National Science and Technology Entrepreneurship Development Board NSTL : National Science and Technological Laboratory NTC : National Textile Corporation NTES : National Train Enquiry System NTPC : National Thermal Power Corporation NVRAM: NonVolatile Random Access Memory OAPNA : Organization of Asia and Pacific News Agency OAU : Organization of African Unity OCR: Optical Character Recognition OCS : Overseas Communication Service ODI: Open Data link Interface OECD : Organization for Economic Cooperation and Development OEEC : Organization for European Economic Cooperation OEM: Original Equipment Manufacturer OGL : Open General License OIGS : On India Government Service OIL : Oil India Limited OK : All Correct OMSS : Open Market Sale Scheme ONGC : Oil and Natural Gas Commission OPEC : Organization of Petroleum Exporting Countries OPPI : Organization of Pharmaceutical Producers of India OS: Operating System OSCE : Organization of European Security Council OSF: Open Software Foundation OSI: Open Systems Interconnect PACS : Primary Agricultural Credit Society PAFNA : Pan African News Agency PAL/PLA: Programmable Array Logic / Logic Array PATA : Pacific Asia Travel Association PB: Push Button PBX: Private Branch eXtender PC: Personal Computer, Program Counter PCB: Printed Circuit Board PCI : Press Council of India PCI: Peripheral Component Interconnect PCM: Pulse Code Modulation PCMCIA: Personal Computer Memory Card International Association PCS : Provincial Civil Services PE: Processor Element PEO : Programme Evaluation Organization PFF: Page Fault Frequency PGA: Pin Grid Array PGA: Professional Graphics Array PGIMR : Post Graduate Institute of Medical Research Ph.D : Doctor of Philosophy PIB : Press Information Bureau PIC: Programmable Interrupt Controller PIN : Postal Index Number PIO: Programmed Input / Output PIOC : Persons of Indian Origin Card PIROM: Processor Information ROM PLA : Peoples Liberation Army PLCC: Plastic Leaded Chip Carrier PLL: Phase Locked Loop PLO : Palestine Liberation Organization PLOTE : Peoples Liberation Organization of Tamil Elam PM : Post Meridian / Prime Minister PM: Preventive Maintenance PMLA : Peoples Movement for Liberation of Angola PMOS: Positively doped Metal-Oxide Semiconductor PMSSY : Pradhan Mantari Swasthya Suraksha Yojna PnP: Plug-and-Play PNR : Passenger Numerical Record POST: Power On Self Test POTA : Prevention of Terrorism Act PPP: Point-to-Point Protocol PQFP: Plastic Quad Flat Pack PROM: Programmable Read Only Memory PSI : Population Service International PSLV : Polar Satellite Launch Vehicle PSTN: Public Switched Telephone Network PTCT : Parents to Child Transmission PTE: Page Table Entry PTI : Press Trust of India PTO : Please Turn Over PUCC : Pollution Under Control Certificate PUCL : Peoples Union for Civil Liberties PUDR : Peoples Union for Democratic Rights PVC : Poly Vinyl Chloride / Param Vir Chakra PVSM : Param Vishist Seva Medal PWD : Public Works Department PWG : Peoples War Group QAM: Quadrature Amplitude Modulation QFP: Quad Flat Pack QIC: Quarter Inch Cartridge R&D : Research and Development RADAR : Radio Detecting and Ranging RAFC : Revolutionary Armed Forces of Columbia RAID: Redundant Arrays of Inexpensive Disks RAM – Random-access memory RAMDAC: Random Access Memory Digital to Analogue Converter RAPP : Rajasthan Atomic Power Project RAS: Row Address Strobe RAW : Research and Analysis Wing RBI : Reserve Bank of India RCA: Radio Corporation of America RCC : Reinforced Cement Concrete RCC: Routing Control Center RDRAM: Rambus DRAM RDSO : Research Design and Standard Organization RDX : Research Development Explosive REACH : Rural Entrepreneurship for Art and Culture Heritage RFC: Request For Comments RFI: Radio Frequency Interference RFMT : Republic of Fiji Military Forces RGNDWM : Rajiv Gandhi National Drinking Water Mission RI: Ring Indicator RISC: Reduced Instruction-Set Computer RITES : Rail India Technical and Economic Services RLEGP : Rural Landless Employment Guarantee Programme RLL: Run Length Limited RMS : Railway Mail Service RMS: Root Mean Squared RMW: Read Modify Write RNA : Ribonucleic Acid ROM: Read Only Memory ROSNI : Round Spermatid Nuclear Injection RPC: Remote Procedure Call RPM: Rotations Per Minute RPNNL : Rashtriya Pariyojana Nirman Nigam Limited RRC : Reactor Research Centre RSS : Rashtriya Swayamsevak Sangh RTC: Real Time Clock RTO : Regional Transport Officer RTRA : Rail Tariff Regulatory Authority RTS: Request To Send SAAF : South Asian Accountants Federation SAARC : South Asian Association for Regional Cooperation SADCC : South African Development Corporation Conference SAFMA : South Asian Free Media Association SAHMAT : Safdar Hashmi Memorial Trust SAHR : South Asians for Human Rights SAI : Sports Authority of India SAIL : Steel Authority of India Limited SALT : Strategic Arms Limitation Tax SAM: Sequential Access Memory SAPTA : South Asian Preferential Trade Arrangement SARS : Service Acute Respiratory Syndrome SASI: Shugart Associates Standard Interface SATO : South Atlantic Treaty Organization SATTE : South Asian Travel and Tourism Exchange SC : Security Council / Supreme Court / Scheduled Caste SCHIL : Stock Holding Corporation of India SCI : Shipping Corporation of India SCL : Space Corporation Limited SCOPE : Standing Conference of Public Enterprises SCRA : Special Class Railway Apprentice SCSI: Small Computer Systems Interface SD: Single Density SDLC: Synchronous Data Link Control SDR : Special Drawing Rights SDRAM BDDR: Bi-Directional Strobed DDR SDRAM SDRAM DDR: Double Data Rate SDRAM SDRAM: Synchronous Dynamic RAM SE: Systems Engineer SEARCH : Society for Environmental Awareness and Rehabilitation of Child and Handicapped SEATO : South East Asia Treaty Organization SEBI : Security Exchange Board of India SEC: Single Edge Contact SEEPZ : Santacruz Electronic Export Processing Zone SEO : Satellite for Earth Observation SERC : Structural Engineering Research Centre SETS : Society of Electronics Transaction and Security SEWA : Self Employed Women’s Association SFALA : Small Farmers and Agricultural Labourers Agency SFC ; Strategic Force Command SFF: Small Form Factor SGPC : Siromani Gurudwara Prabandhak Committee SGRAM: Synchronous Graphics RAM SHAR : Shri Harikota Range SI: Medium Scale Integration SIAM : Society of Indian Automobiles Manufacturers SIDBI : Small Industries Development Bank of India SIDS : Sudden Infant Death Syndrome SIMD: Single-Instruction Multiple-Data SIMM: Single Inline Memory Module SIPP: Single Inline Pinned Package SIS : Secret Intelligence Service SISD: Single-Instruction Single-Dat SITA : Separation of Immoral Traffic in Women and Girls Act SIV : Semen Immuno Deficiency Virus SLAR : Sight Looking Environment Radar SLBM : Submarine Launch Balistic Missile SLIP: Serial Line Internet Protocol SLV : Satellite Launch Vehicle SMART : Small Mission for Advance Research SMD: Surface Mount Device SMS – Short Message Service SMS : Short Messaging System SMT: Surface Mount Technology SNA: System Network Architecture SNIPES : Society of National Institutes for Physical Education and Sports SNR: Signal to Noise Ratio SO/SOL: Small Out Line SOIC: Small Outline Integrated Circuit SPCA : Society for the Prevention of Cruelty to Animals SPOOL: Simultaneous Peripheral Operation On Line SPT: Sectors Per Track SPU: Single Processor Unit SRAM: Static Random Access Memory SROSS : Stretched Rohini Satellite Series SS: Single Sided SSD : Satellite System Division SSN : Social Security Number SSTEP : Symphonic Satellite Telecommunication Experiment Project STARS : Satellite Training and Ranging System START : Strategic Armed Reduction Talks STD : Subscribers Trunk Dialing STDM: Synchronous Time Division Multiplexing STEC : Solar Thermal Energy Centre STEP : Satellite Telecommunication Experiment Project STN: Super Twisted Nematic STPI : Software Technology Park of India STU: Streaming Tape Unit SUNFED : Special United Nations Fund for Economic Development SVGA: Super Video Graphics Array SWAPO : South West African Peoples Organization SWIFT : Short Work Programme in Information Technology TACDE : Tactics & Aircrafts Development Establishment TAMP : Tariff Authority for Major Port TANSI : Tamil Nadu Small Industries Corporation TAPS : Tarapur Atomic Power Station TB : Tuberculosis TCI : Trading Corporation of India TCM: Trellis Code Modulation TCP/IP: Transmission Control Protocol / Internet Protocol TCPO : Town and Country Planning Organization TDM: Time Division Multiplexing TDSAT : Telecom Dispute Settlement and Appellate Tribunal TELCO : Tata Engineering and Locomotive Company TELEX : Teleprinter Exchange TGIT : Telecom Group on Information Technology TI: Texas Instruments TIA: Telecomm Industry Association TIFAC : Technology Information Forecasting and Assessment Council TIN : Taxpayer’s Identification Number TISCO : Tata Iron & Steel Company TLB: Translation-Look aside Buffer TMO : Telegraphic Money Order TNT : Tri Nitro Toluene TPI: Tracks Per Inch TRACT : Transportable Remote Area Communications Terminal TRAI : Telecom Regulatory Authority of India TRANSISTOR: Transformer resistor TRELS : Thumba Equatorial Rocket Launching Station TRQ : Tariff Rate Quota TSR: Terminate and Stay Resident TTFI : Table Tennis Federation of India TTL: Transistor-Transistor Logic TVA : Tennesey Valley Authority TWA : Trans World Airlines TWAS : Third World Academy of Science TWHS : Traditional Water Harvesting Systems TWMF : Third World Monetary Fund TWSI : Tourism and Wild Life Society of India UAE: Unrecoverable Application Error UANC : United African National Council UART: Universal Asynchronous Receiver/Transmitter UBLF : United Bengali Liberation Front UDC : Upper Division Clerk /University Development Commission UDI : Unilateral Declaration of Independence UDP: User Datagram Protocol UEEM : Universalization of Elementary Education Mission UGC : University Grant Commission ULFA : United Liberation Front of Assam UMB: Upper Memory Block UNAEC : United Nations Atomic Energy Commission UNCED : United Nations Conference on Environment and Development UNCHS : United Nations Commission on Human Settlements UNCLOS : United Nations Conference on Law of the Sea UNCSTD : United Nations Conference on Sciences and Technology for Development UNCTAD : United Nations Conference on Trade and Development UNCTC : United Nations Counter Terrorism Committee UNDP : United Nations Development Programme UNECAFE : United Nations Economic Commission for Asia andFar East UNEF : United Nations Emergency Force UNEP : United Nations Environment Programme UNESCO : United Nations Economic and Social Commission UNFCC : United Nation Framework Convention on Climate Change UNFPA : United Nations Framework for Population Activities UNHCR : United Nations High Commission for Refugees UNI : United News of India UNICEF : United Nations International Children Emergency Fund UNIDO : United Nations Industrial Development Organization UNISPACE : United Nations Conference on Exploration and Peaceful Usage of Outer Space UNIX: A trademark used for a computer disk operating system UNMIL : United Nations Mission in Libra UNMOVIC : United Nations Monitoring Verification and Inspection Commission UNO : United Nations Organization UNRRA : United Nations Relief and Rehabilitation Administration UNSCOM : United Nations Special Commission UNTAG : United Nations Transition Assistance Group UPROV : Union for Protection of New Varieties of Plants UPS – Uninterruptible power supply UPSC : Union Public Service Commission UPTN : Universal Personal Tele Number UPU : Universal Postal Union USAID : United States Agency for International Development USIS : United States Information Service USITC : United States International Trade Corporation USL: UNIX System Labs USSR : Union of Soviet Socialist Republic UTS : Unreserved Ticketing System UUCP: UNIX to UNIX Copy Program VABAL : Value Based Advanced License VAT : Value Added Tax VBE: Video BIOS Extensions VCO : Viceroy Commissioned Officer VCR: Video Cassette RecorderVESA: Video Enhanced Standards Association VDU – Visual Display Unit VGA: Video Graphics Array VIP : Very Important Person VIRUS – Vital Information Resources Under Seize VLB: VESA Local Bus VLIW: Very Long Instruction Word VLSI: Very Large Scale Integration VM: Virtual Memory VME: Versa Module Euro-card VPP : Value Payable Post VRAM: Video Random Access Memory VRDE : Vehicle Research and Development Establishment VRS : Voluntary Retirement Scheme VRT: Voltage Reduction Technology VSNL : Videsh Sanchar Nigam Limited VSSC : Vikram Sarabhai Space Centre VTMS : Versel Traffic Management System VTR: Video Tape Recorder VVF : Village Volunteer Force WAN : Wide area network WANO : World Association of Nuclear Operators WATS: Wide Area Telephone Service WAY : World Assembly of Youth WD: Western Digital WEF : World Economic Forum WFTU : World Federation of Trade Union WHO : World Health Organization WIDF : Women’s International Democratic Federation WIPO : World Intellectual Property Organization WIPSA : Women’s Initiative for Peace in South Asia WMO : World Meteorological Organization WORM: Write Once – Read-Many WRAM: Window Random Access Memory WS: Wait State WWF : World Wild Life Fund WWFI : World Wide Fund for Nature India WWPA : World Wild Life Protection Agency WWW : World Wide Web XGA: extended Graphics Array XMS: Extended Memory Specification XOR: Exclusive-OR XT: extended Technology YMCA : Young Men’s Christians Associations YWCA : Young Women’s Christians Association ZBB : Zero Base Budgeting ZETA : Zero Energy Thermo Nuclear Assembly ZIF: Zero Insertion Force ZIFT : Zygote Intra fallopian Transfer ZIP : Zone Improvement Plan ZOPFAN : Zone of Peace Freedom and Neutrality ZS : Zoological Society ZUPO : Zimbabwe United People’s Organization