500+ Important Abbreviations and Their Full Forms for Exams

Abbreviations play a vital role in the General Awareness and Current Affairs sections of various competitive exams. Knowing the full forms of commonly used abbreviations not only boosts your overall score but also enhances your general knowledge. However, searching for accurate and updated abbreviations across different sources can be time-consuming. To help aspirants save time and prepare efficiently,

Important Abbreviations and Their Full Forms
Important Abbreviations and Their Full Forms

Top Education Abbreviations Every Student Must Know

Quickly learn the most important education abbreviations every student must know!

AbbreviationFull Form
AICTEAll India Council for Technical Education
B.ABachelor of Arts
B.ArchBachelor of Architecture
B.ComBachelor of Commerce
B.EdBachelor of Education
B.PharmBachelor of Pharmacy
B.ScBachelor of Science
B.TechBachelor of Technology
BBABachelor of Business Administration
BCABachelor of Computer Applications
BDSBachelor of Dental Surgery
BFABachelor of Fine Arts
BHMBachelor of Hotel Management
CBSECentral Board of Secondary Education
CIEContinuous and Comprehensive Evaluation
CTETCentral Teacher Eligibility Test
D.EdDiploma in Education
D.PharmDiploma in Pharmacy
DIETDistrict Institute of Education and Training
DMDoctorate of Medicine (Super-specialization)
DMLTDiploma in Medical Laboratory Technology
ICSEIndian Certificate of Secondary Education
IGNOUIndira Gandhi National Open University
IIMIndian Institutes of Management
IITIndian Institutes of Technology
ITIIndustrial Training Institute
LLBBachelor of Laws
LLMMaster of Laws
M.AMaster of Arts
M.ArchMaster of Architecture
M.ComMaster of Commerce
M.EdMaster of Education
M.PharmMaster of Pharmacy
M.PhilMaster of Philosophy
M.ScMaster of Science
M.TechMaster of Technology
MBAMaster of Business Administration
MBBSBachelor of Medicine and Bachelor of Surgery
MCAMaster of Computer Applications
MChMaster of Chirurgiae / Master of Surgery (Super-specialization)
MDDoctor of Medicine
MDSMaster of Dental Surgery
MFAMaster of Fine Arts
MHMMaster of Hotel Management
MSMaster of Surgery
NAACNational Assessment and Accreditation Council
NCERTNational Council of Educational Research and Training
NCTENational Council for Teacher Education
NETNational Eligibility Test
NITNational Institute of Technology
PhDDoctor of Philosophy
PPTPowerPoint Presentation
RTERight to Education
UGCUniversity Grants Commission

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GK Abbreviations: Important Full Forms for All Competitive Exams

we have compiled a comprehensive list of important abbreviations for competitive exams. This list covers key terms frequently asked in exams like SSC, Banking, UPSC, Railways, and other government tests. Go through the complete list to strengthen your preparation and stay exam-ready.

Abbreviations starting with the letter “A”

  • AAI : Airport Authority of India
  • ABG : Arterial Blood Gas
  • ABM : Anti Ballistic Missiles
  • ABS : Anti-Locking Braking System
  • ABVP : Akhil Bharatiya Vidyarthi Parishad
  • AC : Alternating Current, Ashoka Chakra
  • ACE : Angiotensin-Converting Enzyme
  • ACU : Asian Currency Union
  • ADA : Aeronautical Development Agency
  • ADB : Asian Development Bank
  • ADC : Aide-de-Camp, Access Deficit Charge
  • ADF : Asian Development Fund
  • ADIDAS : All Day I Dream about Sports
  • ADR : American Depositary Receipt
  • ADS : Air Defence Ship
  • AG : Accountant General
  • AGM : Annual General Meeting
  • AI : Artificial Intelligence
  • AICC : All India Congress Committee
  • AICTE : All India Council for Technical Education
  • AIDS : Acquired Immunodeficiency Syndrome
  • AIDWA : All India Democratic Women’s Association
  • AIEEE : All India Engineering Entrance Examination
  • AIIB : Asian Infrastructure Investment Bank
  • AIIMS : All India Institute of Medical Sciences
  • AIR : All India Radio, Annual Information Report
  • AIT UC : All India Trade Union Congress
  • AllMS : All India Institute of Medical Sciences
  • ALS : Advanced Life Support
  • AM : Antemeridian
  • AM : Amplitude Modulation
  • AMFI : Association of Mutual Funds in India
  • AMUL : Anand Milk Union Limited
  • ANN : Artificial Neural Network
  • APEC : Asia-Pacific Economic Cooperation
  • APK : Android Package
  • APL : Above Poverty Line
  • APM : Administered Pricing Mechanism
  • AR : Augmented Reality
  • ARC : Asset Reconstruction Company
  • ARDR : Agricultural and Rural Debt Relief
  • ARP : Air Raid Precaution
  • ASAP : As Soon As Possible
  • ASCI : Advanced Strategic Computing Initiative
  • ASCII : American Standard Code for Information
  • ASEAN : Association of South-East Asian Nations
  • ASP : Active Server Pages
  • AT&T : American Telegraphic and Telephone Co. Ltd.
  • ATA : Air Time Authority, Allen Telescope Array
  • ATC : Air Traffic Controller
  • ATM : Asynchronous Transfer Mode, Automated Teller Machine
  • ATP : Association of Tennis Professionals
  • ATR : Action Taken Report
  • ATS : Anti Terrorism Squad
  • ATV : Automatic Transfer Vehicle
  • AUDI : Auto Union Deutschland Ingolstadt
  • AUM : Assets Under Management
  • AVC : Army Veterinary Corps
  • AVM : Additional Volatility Margin
  • AWACS : Airborne Warning and Control System

Abbreviations Starting with the Letter “B”

  • B.Pharma : Bachelor of Pharmacy
  • B2B : Business to Business
  • BA : Bachelor of Arts
  • BAR : Best Available Rate
  • BARC : Bhabha Atomic Research Centre
  • BBC : British Broadcasting Corporation
  • BBE : Bachelor of Business Economics
  • BBK : Bank of Bahrain and Kuwait
  • BBL : Big Bash League, Be Back Later
  • BC : Before Christ, Board of Control, British Columbia, Battery Commander
  • BCA : Bachelor of Computer Applications
  • BCBS : Basel Committee for Banking Supervision
  • BCC : Blind Carbon Copy
  • BCCI : Board of Control for Cricket in India
  • BCG : Bacillus Calmette Guerin
  • BCSBI : Banking Codes and Standards Board of India
  • BDC : Block Development Council
  • BEd : Bachelor of Education
  • BFSI : Banking, Financial Services, and Insurance
  • BHEL : Bharat Heavy Electricals Limited
  • BIFR : Board of Industrial and Financial Reconstruction
  • BIS : Bank for International Settlements, Bureau of Indian Standards
  • BJP : Bharatiya Janata Party
  • BLS : Basic Life Support
  • BMS : Bachelor of Management Studies
  • BOLT : BSE On-Line Trading (System)
  • BOP : Balance of Payments
  • BOT : Build, Operate and Transfer
  • BPL : Below Poverty Line
  • BPO : Business Process Outsourcing
  • BPSC TRE : Bihar Public Service Commission Teacher Recruitment Exam
  • BSCS : Basel Committee on Banking Supervision
  • BSE : Bombay Stock Exchange
  • BSF : Border Security Force
  • BSNL : Bharat Sanchar Nigam Limited
  • BSR : Basic Statistical Returns

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Abbreviations Starting with the Letter “C”

  • C & AG : Comptroller & Auditor General
  • CA : Chartered Accountant
  • CABE : Central Advisory Board of Education
  • CACP : Commission of Agriculture Cost and Price
  • CAD : Capital Account Deficit
  • CAG : Controller and Auditor General of India
  • CAMELS : Clearing Corporation of India Limited
  • CAPART : Council for People’s Action and Advancement of Rural Technology
  • CAR : Capital Adequacy Ratio
  • CARE : Credit Analysis & Research Ltd.
  • CBD : Common Bile Duct
  • CBI : Central Bureau of Investigation, Central Bank of India
  • CBS : Core Banking Solution
  • CBSE : Central Board of Secondary Education
  • CC : Cash Credit, Cubic Capacity, Cubic Centimeter, Carbon Copy
  • CCRF : Central Crisis Response Force
  • CCTV : Closed Circuit Television
  • CDC : Centers for Disease Control and Prevention
  • CDMA : Code Division Multiple Access
  • CDO : Chief Data Officer
  • CDS : Chief of Defence Staff
  • CEO : Chief Executive Officer
  • CERN : European Organization for Nuclear Research
  • CFO : Chief Financial Officer
  • CIA : Central Intelligence Agency
  • CIO : Chief Information Officer
  • CISF : Central Industrial Security Force
  • CMO : Chief Marketing Officer
  • CNN : Cable News Network
  • COD : Central Ordnance Depot, Cash on Delivery
  • COMPUTER : Common Operating Machine Purposely Used for Technological and Educational Research
  • COO : Chief Operating Officer
  • CPCB : Central Pollution Control Board
  • CPI : Communist Party of India
  • CPI(M) : Communist Party of India (Marxists)
  • CPO : Chief People Officer
  • CPR : Cardiopulmonary Resuscitation
  • CPU : Central Processing Unit
  • CR : Central Railway
  • CRAC : Cyber Regulation Advisory Council
  • CRDi : Common Rail Direct Injection
  • CRISIL : Credit Rating Information Services of India Limited
  • CRM : Customer Relationship Management
  • CRPF : Central Reserve Police Force
  • CRR : Cash Reserve Ratio
  • CSIR : Council of Scientific and Industrial Research
  • CSR : Corporate Social Responsibility
  • CSS : Cascading Style Sheets
  • CSV : Comma-Separated Values
  • CT : Computed Tomography
  • CTBT : Comprehensive Test Ban Treaty
  • CTC : Cost to Company
  • CTR : Click Through Rate
  • CTT : Commodities Transaction Tax
  • CVRDE : Combat Vehicles Research and Development Establishment
  • CVV : Card Verification Value

Abbreviations Starting with the Letter “D”

  • DA : Dearness Allowance, Daily Allowance
  • DAP : Development Action Plan
  • DAVP : Directorate of Advertising and Visual Publicity
  • DBMS : Database Management System
  • DBOD : Department of Banking Operations and Development
  • DBS Bank Ltd : The Development Bank of Singapore Limited
  • DC : Direct Current
  • DCA : Department of Company Affairs
  • DCGI : Drugs Controller General of India
  • DCM : Department of Currency Management
  • DD : Demand Draft
  • DDS : Data Dissemination Standards
  • DDT : Dichloro Diphenyl Trichloro-Ethane
  • DHCP : Dynamic Host Configuration Protocol
  • DICGC : Deposit Insurance and Credit Guarantee Corporation of India
  • DIN : Director Identification Number
  • DIR : Defence of India Rules
  • DIY : Do It Yourself
  • DLC : Downloadable Content
  • DLO : Dead Letter Office
  • DM : District Magistrate, Deputy Minister
  • DMA : Departmentalized Ministries Account
  • DMIC : Delhi-Mumbai Industrial Corridor
  • DMK : Dravida Munnetra Kazhagam (a regional political party of Tamil Nadu)
  • DNA : Deoxyribonucleic Acid / Deoxy-ribo Nucleic Acid
  • DNS : Domain Name System
  • DO : Demi-official (letter)
  • DOD : Department of Ocean Development
  • DP : Data Processing
  • DPEP : District Primary Education Program
  • DPI : Director of Public Instruction
  • DRAM : Dynamic Random Access Memory
  • DRDO : Defence Research and Development Organisation
  • DSLR : Digital Single-Lens Reflex
  • DVD : Digital Versatile Disc

Abbreviations Starting with the Letter “E”

  • EBC : Economically Backward Classes
  • ECE : Electronics and Communication Engineering
  • ECG : Electrocardiogram
  • EDUSAT : Education Satellite
  • EEE : Exempt Exempt Exempt
  • EEFC Accounts : Exchange Earners’ Foreign Currency Account
  • EEG : Electroencephalography
  • EET : Exempt Exempt Taxation
  • EFA : Education for All
  • EFF : Extended Fund Facility
  • EFT : Electronic Fund Transfer
  • EGOM : Empowered Group of Ministers
  • EHTP : Electronic Hardware Technology Parks
  • ELISA : Enzyme-Linked Immunosorbent Assay (used for testing AIDS)
  • EMI : Equated Monthly Instalment
  • EMS : European Monetary System
  • ENT : Ear, Nose, Throat
  • EPF : Employees’ Provident Fund
  • EPFO : Employees’ Provident Fund Organisation
  • ER : Engineer / Emergency Room / Expense Ratio
  • ERNET : Educational and Research Network
  • ERP : Enterprise Resource Planning
  • ESA : European Space Agency
  • ESCAP : Economic and Social Commission for Asia and Pacific
  • ESMA : Essential Services Maintenance Act
  • EU : European Union

Abbreviations Starting with the Letter “F”

  • FAO : Food and Agriculture Organisation
  • FAQ : Frequently Asked Questions
  • FAX : Facsimile
  • FBI : Federal Bureau of Investigation (of the U.S.A.)
  • FCC : Federal Communications Commission
  • FCCB : Foreign Currency Convertible Bond
  • FCNR : Foreign Currency (Non-Resident) Accounts Scheme
  • FCNR(B) : Foreign Currency Non-Resident (Banks)
  • FDA : Food and Drug Administration
  • FDI : Foreign Direct Investment
  • FDR : Flight Data Recorder, Fixed Deposit Receipt
  • FEMA : Foreign Exchange Management Act
  • FERA : Foreign Exchange Regulations Act
  • FICCI : Federation of Indian Chambers of Commerce and Industry
  • FIFA : Fédération Internationale de Football Association
  • FII : Foreign Institutional Investors
  • FIMMDA : Fixed Income Money Market and Derivatives Association of India
  • FIPB : Foreign Investment Promotion Board (of India)
  • FLAG : Fibre Optic Link Around the Globe
  • FM : Field Marshal, Frequency Modulation
  • FMCG : Fast Moving Consumer Goods
  • FOMO : Fear of Missing Out
  • FPO : Follow on Public Offer
  • FPSB : Financial Planning Standards Boards (India)
  • FR : False Report
  • FRBM : Fiscal Responsibility and Budget Management
  • FSSA : Food Safety and Standards Authority (of India)
  • FTA : Free Trade Area
  • FTP : File Transfer Protocol
  • FUP in LIC : First Unpaid Premium

Abbreviations Starting with the Letter “G”

  • GAGAN : GPS Aided GEO Augmented Navigation
  • GATE : Graduate Aptitude Test in Engineering
  • GATT : General Agreement on Tariffs and Trade
  • GB : GigaByte / Gigabit
  • GCC : Gulf Cooperation Council
  • GD : Group Discussion / General Duty / General Diary / Garbage Disposal / Gigabyte Disk
  • GDP : Gross Domestic Product
  • GDPR : General Data Protection Regulation
  • GEF : Global Environment Fund
  • GHz : Gigahertz
  • GIC : General Insurance Corporation
  • GIF : Graphics Interchange Format
  • GIS : Geographic Information System
  • GIST : Graphics and Intelligence based Script Technology
  • GK : General Knowledge
  • GMRT : Giant Metrewave Radio Telescope
  • GMT : Greenwich Mean Time
  • GNP : Gross National Product
  • GNSS : Global Navigation Satellite System
  • GOC : General Officer Commanding
  • GOI : Government of India
  • GOOGLE : Global Organisation of Oriented Group Language of Earth
  • GPF : General Provident Fund
  • GPO : General Post Office
  • GPRS : General Packet Radio System
  • GPS : Global Positioning System
  • GPU : Graphics Processing Unit
  • GSLV : Geosynchronous Satellite Launch Vehicle
  • GSM : Global System for Mobile Communications
  • GSP : Generalised Special Preferences
  • GST : Goods and Service Tax
  • GSTP : Global System of Trade Preferences
  • GUI : Graphical User Interface

Abbreviations Starting with the Letter “H”

  • HAL : Hindustan Aeronautics Limited
  • HAWS : High Altitude Warfare School
  • HbA1c : Hemoglobin A1c
  • HCF : Highest Common Factor
  • HCL : Hindustan Computers Limited
  • HCV : Hepatitis C Virus
  • HD : High Definition
  • HDD : Hard Disc Drive
  • HDFC : Housing Development Finance Corporation Limited
  • HDI : Human Development Index
  • HDMI : High-Definition Multimedia Interface
  • HDTV : High Definition Television
  • HIV : Human Immunodeficiency Virus
  • HMS : Hybrid Mail Service
  • HMT : Hindustan Machine Tools
  • HP : Himachal Pradesh / Horizontal Plane / Horse Power
  • HSBC : Hong Kong and Shanghai Banking Corporation Limited
  • HTML : HyperText Markup Language
  • HTTP : HyperText Transfer Protocol
  • HTTPS : HyperText Transfer Protocol Secure
  • HUDCO : Housing & Urban Development Corporation
  • HVDC : High Voltage Direct Current

Abbreviations Starting with the Letter “I”

  • IAAI : International Airport Authority of India
  • IAAS : Indian Audit and Accounts Service
  • IADF : International Agricultural Development Fund
  • IAEA : International Atomic Energy Agency
  • IAS : Indian Administrative Service
  • IASB : International Accounting Standards Board
  • IB : Intelligence Bureau
  • IBM : International Business Machines
  • IBPS : Institute of Banking Personnel Selection
  • IBRD : International Bank for Reconstruction and Development
  • ICAI : Institute of Chartered Accountants of India
  • ICAR : Indian Council of Agricultural Research
  • ICC : International Cricket Council
  • ICSE : Indian Certificate of Secondary Education
  • ICU : Intensive Care Unit
  • IDBI : Industrial Development Bank of India
  • IDR : Indian Depository Receipts
  • IES : Indian Economic Service
  • IEX : Indian Energy Exchange
  • IFAD : International Fund for Agricultural Development
  • IFC : International Finance Corporation
  • IFRS : International Financial Reporting Standard
  • IFSC : Indian Financial System Code
  • IFTU : International Federation of Trade Unions
  • IIM : Indian Institutes of Management
  • IIT : Indian Institutes of Technology
  • ILO : International Labor Organization
  • IMAP : Internet Message Access Protocol
  • IMF : International Monetary Fund
  • IMPS : Immediate Payment Service
  • IOC : International Olympic Committee
  • IoT : Internet of Things
  • IP : Internet Protocol
  • IPL : Indian Premier League
  • IPS : Indian Police Service
  • IR : Infrared
  • ISD : International Subscriber Dialing
  • ISKCON : International Society for Krishna Consciousness
  • ISO : International Standardisation Organisation
  • ISP : Internet Service Provider
  • ISRO : Indian Space Research Organisation
  • ISS : International Space Station
  • IST : Indian Standard Time
  • ITI : Industrial Training Institute
  • IUPAC : International Union of Pure and Applied Chemistry

Abbreviations Starting with the Letter “J”

  • JAIIB : Junior Associate of the Indian Institute of Bankers
  • JCO : Junior Commissioned Officer
  • JEE : Joint Entrance Examination
  • JNNURM : Jawaharlal Nehru National Urban Renewal Mission
  • JNU : Jawaharlal Nehru University
  • JPC : Joint Parliamentary Committee
  • JPEG : Joint Photographic Experts Group
  • JPG : Joint Photographic Experts Group
  • JRF : Junior Research Fellow
  • JWG : Joint Working Group

Abbreviations Starting with the Letter “K”

  • KB : Kilo Base Pair
  • KEI : Krishna Electricals Industries Limited
  • KFC : Kentucky Fried Chicken
  • KG : Kindergarten
  • KPO : Knowledge Process Outsourcing
  • KRA : Key Result Area / Key Responsibility Area
  • KTU : Kerala Technological University
  • KVIC : Khadi & Village Industries Corporation
  • KYC : Know Your Customer

Abbreviations Starting with the Letter “L”

  • LAC : Line of Actual Control
  • LAMPS : Large-sized Adivasi Multipurpose Societies
  • LAN : Local Area Network
  • LASER : Light Amplification by Stimulated Emission of Radiation
  • LBW : Leg Before Wicket
  • LCA : Light Combat Aircraft
  • LCD : Liquid Crystal Display
  • LDC : Least Developed Countries
  • LED : Light Emitting Diode
  • LGBT : Lesbian, Gay, Bisexual, and Transgender
  • LHC : Large Hadron Collider
  • LIBOR : London Interbank Offer Rate
  • LIC : Life Insurance Corporation of India
  • LIC HFL : LIC Housing Finance Limited
  • LLB : Bachelor of Laws / Bachelor of Legislative Laws
  • LLM : Master of Laws / Master of Legislative Laws
  • LLP : Limited Liability Partnership
  • LMG : Light Machine Gun
  • LML : Lohia Machines Limited
  • LMP : Licentiate in the Practice of Medicine
  • LOAC : Line of Actual Control
  • LOL : Laughing Out Loud
  • LPG : Liquefied Petroleum Gas
  • LTA : Light Transport Aircraft
  • LTE : Long-Term Evolution
  • LTTE : Liberation Tigers of Tamil Eelam

Abbreviations Starting with the Letter “M”

  • M.COM : Master of Commerce
  • MA : Moving Average
  • MAC : Media Access Control
  • MAIT : Manufacturers’ Association for Information Technology
  • MAN : Metropolitan Area Network
  • MAT : Minimum Alternative Tax
  • MB : Megabyte
  • MBA : Master of Business Administration
  • MBBS : Bachelor of Medicine and Bachelor of Surgery
  • MCA : Ministry of Company Affairs
  • MCAP : Market Capitalization / Midcap
  • MDG : Millennium Development Goals
  • MDH : Mahashian Di Hatti
  • MEP : Minimum Export Price
  • MFA : Multi-Fiber Agreement
  • MFI : Microfinance Institution
  • MFIN : Microfinance Institution Network
  • MFN : Most Favoured Nation
  • MGNREGA : Mahatma Gandhi National Rural Employment Guarantee Act
  • MHz : Megahertz
  • MIBOR : Mumbai Interbank Offer Rate
  • MICR : Magnetic Ink Character Recognition
  • MIDI : Musical Instrument Digital Interface
  • ML : Machine Learning
  • MPEG : Motion Picture Experts Group
  • MPPSC : Madhya Pradesh Public Service Commission
  • MR : Mixed Reality
  • MRF : Madras Rubber Factory
  • MRI : Magnetic Resonance Imaging
  • MRTPC : Monopolies and Restrictive Trade Practices Commission
  • MRTS : Mass Rapid Transit System
  • MSA : Maritime Safety Agency
  • MSCF : Maritime Security Cooperation Framework
  • Mss : Manuscript
  • MTCR : Missile Technology Control Regime
  • MTO : Multilateral Trade Organisation
  • MUNO : Maha Vir Chakra
  • MVC : Maha Vir Chakra

Abbreviations Starting with the Letter “N”

  • NAA : National Airport Authority
  • NABARD : National Bank for Agriculture and Rural Development
  • NAEP : National Adult Education Program
  • NAFED : National Agricultural Cooperative Marketing Federation of India Ltd
  • NAFTA : North American Free Trade Agreement
  • NAM : Non-Aligned Movement
  • NAMA : Non-Agriculture Market Access
  • NASA : National Aeronautics and Space Administration
  • NASDAQ : National Association of Securities Dealers Automated Quotation
  • NASSCOM : National Association of Software and Services Companies
  • NATA : National Aptitude Test in Architecture
  • NATO : North Atlantic Treaty Organization
  • NAV : Net Asset Value
  • NBA : National Basketball Association
  • NBFC : Non-Banking Finance Companies
  • NCC : National Cadet Corps
  • NCERT : National Council of Educational Research and Training
  • NCPCR : National Commission for Protection of Child Rights
  • NDA : National Defence Academy / National Democratic Alliance
  • NDC : National Development Council
  • NEET : National Eligibility cum Entrance Test
  • NEFA : North East Frontier Agency
  • NEFT : National Electronic Funds Transfer
  • NEGP : National E-Governance Plan
  • NEP : National Education Policy
  • NET : National Eligibility Test
  • NFC : Near Field Communication
  • NFO : New Fund Offers
  • NGO : Non-Governmental Organization
  • NHAI : National Highways Authority of India
  • NHDP : National Highways Development Project
  • NHL : National Hockey League
  • NHRC : National Human Rights Commission
  • NHS : National Health Service
  • NIA : National Investigation Agency
  • NIC : National Industrial Classification
  • NIFT : National Institute of Fashion Technology
  • NIFTY : National Stock Exchange Fifty
  • NITI : National Institution for Transforming India
  • NPTEL : National Programme on Technology Enhanced Learning
  • NRI : Non-Resident Indian
  • NRSA : National Remote Sensing Agency
  • NSA : National Security Act
  • NSC : National Statistical Commission
  • NSDL : National Securities Depository Limited
  • NSE : National Stock Exchange
  • NSG : National Security Guard
  • NSR : National Skills Registry
  • NSS : National Service Scheme
  • NSSO : National Sample Survey Organisation
  • NTA : National Testing Agency
  • NTPC : National Thermal Power Corporation
  • NWDA : National Water Development Agency
  • NWRC : National Water Resources Council

Abbreviations Starting with the Letter “O”

  • OBC : Other Backward Classes
  • OBU : Offshore Banking Unit
  • OCD : Obsessive-Compulsive Disorder
  • ODA : Official Development Assistance
  • ODF : Open Document Format
  • ODI : Overseas Direct Investment
  • ODS : Ozone Depletion Substances
  • OECD : Organisation of Economic Co-operation and Development
  • OGL : Open General Licence
  • OIC : Organisation of Islamic Countries
  • OIGS : On India Government Service
  • OIL : Oil India Limited
  • OLED : Organic Light Emitting Diode
  • OLTAS : On-Line Tax Accounting System
  • OMCS : Oil Marketing Companies
  • OMR : Optical Mark Recognition
  • ONGC : Oil and Natural Gas Commission
  • OPEC : Organisation of Petroleum Exporting Countries
  • ORS : Oral Rehydration Salt
  • OS : Operating System
  • OSCE : Organisation for Security and Cooperation in Europe
  • OSD : Officer on Special Duty
  • OT : Occupational Therapy
  • OTP : One-Time Password
  • OTT : Over-the-Top
  • OXML : Open Extended Marking Language

Abbreviations Starting with the Letter “P”

  • PA : Personal Assistant
  • PAC : Public Accounts Committee
  • PACS : Primary Agriculture Credit Societies
  • PAN : Permanent Account Number (of Income-Tax)
  • PATA : Pacific-Asia Travel Association
  • PC : Personal Computer
  • PCI : Per Capita Income
  • PCO : Public Call Office
  • PCOD : Polycystic Ovarian Disease
  • PD : Primary Deficit
  • PDF : Portable Document Format / National Defence Fund
  • PDO : Public Debt Office
  • PDS : Public Distribution System
  • PG : Paying Guest / Postgraduate
  • PGA : Professional Golfers’ Association
  • PhD : Doctor of Philosophy
  • PIL : Public Interest Litigation
  • PIN : Personal Identification Number
  • PIO : Persons of Indian Origin
  • PMJDY : Pradhan Mantri Jan Dhan Yojana
  • PN : Participatory Note
  • PNB : Punjab National Bank
  • PNG : Portable Network Graphics
  • PNR : Passenger Name Record
  • PO : Principal Office
  • POW : Prisoner of War
  • PP : Public Prosecutor / Particular Person
  • PPM : Parts Per Million
  • PPP : Purchasing Power Parity
  • PRO : Public Relations Officer
  • PS : Post Scriptum / PostScript (written after)
  • PSC : Public Service Commission
  • PSE : Public Sector Enterprises
  • PSLV : Polar Satellite Launch Vehicle
  • PSU : Public Sector Undertaking
  • PTA : Preferential Trade Area
  • PTI : Press Trust of India
  • PTO : Please Turn Over / Privilege Ticket Order
  • PUFA : Polyunsaturated Fatty Acids
  • PVC : Param Vir Chakra
  • PVSM : Param Vishisht Seva Medal
  • PWD : Public Works Department

Abbreviations Starting with the Letter “Q”

  • QA : Quality Assurance
  • QIB : Qualified Institutional Buyer
  • QIP : Qualified Institutional Placement
  • QLED : Quantum Dot Light Emitting Diode
  • QMG : Quarter Master General
  • QR : Quick Response Code / Quantitative Restriction
  • QUAD : Quadrilateral Security Dialogue (QSD)

Abbreviations Starting with the Letter “R”

  • R&D : Research and Development
  • RADAR : Radio Detection and Ranging
  • RAF : Rapid Action Force
  • RAM : Random Access Memory
  • RAS : Rajasthan Administrative Services
  • RAW : Research and Analysis Wing
  • RBC : Red Blood Cell
  • RBI : Reserve Bank of India
  • RDBMS : Relational Database Management System
  • RE : Revenue Expenditure
  • REC : Rural Electrification Corporation
  • RFID : Radio-Frequency Identification
  • RIDF : Rural Infrastructure Development Fund
  • RIP : Rest in Peace / Routing Information Protocol
  • RLO : Returned Letter Office
  • RLV : Reusable Launch Vehicle
  • RMB : Renminbi (Chinese currency)
  • RNA : Ribonucleic Acid
  • RNN : Recurrent Neural Network
  • ROI : Return on Investment
  • ROM : Read-Only Memory
  • RPM : Revolution Per Minute
  • RPO : Recruitment Process Outsourcing / Regional Passport Officer
  • RPSC : Rajasthan Public Service Commission
  • RR : Revenue Receipts
  • RRB : Regional Rural Bank
  • RRB NTPC : Railway Recruitment Board Non-Technical Popular Categories
  • RRPI : Rural Retail Price Index
  • RSETI : Rural Self Employment Training Institute
  • RSS : Rashtriya Swayam Sevak Sangh
  • RT-PCR : Real-Time Reverse Transcription-Polymerase Chain Reaction
  • RTE : Right to Education
  • RTGS : Real Time Gross Settlement
  • RTI : Right to Information
  • RTO : Regional Transport Office

Abbreviations Starting with the Letter “S”

  • SAARC : South Asian Association for Regional Co-Operation
  • SAFTA : South Asian Free Trade Area
  • SAIL : Steel Authority of India Limited
  • SAN : Storage Area Network
  • SAP : Systems, Applications, and Products
  • SAPTA : SAARC Preferential Trading Agreement
  • SARS : Severe Acute Respiratory Syndrome
  • SAT : Scholastic Aptitude Test / Scholastic Assessment Test
  • SATNAV : Satellite Navigation (Initiative)
  • SAVE : SAARC Audio Visual Exchange
  • SBI : State Bank of India
  • SC : Security Council / Supreme Court / Scheduled Caste
  • SCO : Shanghai Cooperation Organisation
  • SCOPE : Standing Conference on Public Enterprises
  • SDF : Shipping Declaration Form
  • SDM : Sub Divisional Magistrate
  • SDR : Special Drawing Rights
  • SEATO : South East Asia Treaty Organisation
  • SEBI : Securities and Exchange Board of India
  • SEWA : Self-Employed Women’s Association
  • SEZ : Special Economic Zone
  • SFC : State Financial Corporation
  • SGL : Subsidiary General Ledger
  • SIDBI : Small Industries Development Bank of India
  • SIM : Subscriber Identity Module
  • SLR : Statutory Liquidity Ratio
  • SMS : Short Message Service
  • SMTP : Simple Mail Transfer Protocol
  • SOS : Save Our Souls (distress signal)
  • SPG : Special Protection Group
  • SPIN : Software Process Improvement Networks
  • SPV : Solar Photo Voltaic
  • SQUID : Superconducting Quantum Interference Device
  • SRE : Space Capsule Recovery Experiment
  • SRV : Submarine Rescue Vessel
  • SSC : Secondary School Certificate / Staff Selection Commission
  • SSD : Solid State Drive
  • SSI : Small Scale Industry
  • SSL : Secure Socket Layer
  • SSN : Social Security Number
  • ST : Scheduled Tribe
  • STARS : Satellite Tracking and Ranging Station
  • START : Strategic Arms Reduction Treaty
  • STD : Subscriber Trunk Dialling / Sexually Transmitted Diseases
  • STEP : Science and Technology Entrepreneurship Park
  • STT : Securities Transaction Tax
  • SWAYAM : Study Webs of Active Learning for Young Aspiring Minds
  • SWIFT : Society for Worldwide Interbank Financial Telecommunication

Abbreviations Starting with the Letter “T”

  • TA : Travelling Allowance / Territorial Army
  • TAAI : Travel Agents Association of India
  • TACDE : Tactics and Air Combat Development Establishment
  • TADA : Terrorist and Disruptive Activities (Prevention) Act
  • TALLY : Transactions Allowed in a Linear Line Yard
  • TAPS : Tarapur Atomic Power Station
  • TB : Tuberculosis
  • TBH : To Be Honest
  • TBI : Traumatic Brain Injury
  • TC : Temporary Change
  • TCP : Transfer Call Protocol
  • TCP/IP : Transmission Control Protocol / Internet Protocol
  • TDC : Transport Development Council
  • TDS : Tax Deducted at Source
  • TDSAT : Telecom Dispute Settlement Appellate Tribunal
  • TELCO : Tata Engineering and Locomotive Company
  • TELEX : Teleprinter Exchange
  • TERLS : Thumba Equatorial Rocket Launching Station
  • TFT : Thin-Film Transistor
  • TGIF : Thank God It’s Friday
  • TIFR : Tata Institute of Fundamental Research
  • TIN : Tax Information Network
  • TINXSYS : Tax Information Exchange System
  • TISCO : Tata Iron and Steel Company
  • TMO : Telegraphic Money Order
  • TNT : Tri-nitro-toluene (high explosive)
  • TOEFL : Test of English as a Foreign Language
  • TPDS : Targeted Public Distribution System
  • TPP : 20-Point Programme
  • TRAI : Telecom Regulatory Authority of India
  • TRIMs : Trade-Related Investment Measures
  • TRIPS : Trade-Related Intellectual Property Rights
  • TRP : Television Rating Points, Tax Return Preparer
  • TRYSEM : Training of Rural Youth for Self Employment
  • TT : Telegraphic Transfer
  • TTE : Travelling Ticket Examiner
  • TTF : Tourism Task Force
  • TVS : T.V. Sundaram (Co-Founder)

Abbreviations Starting with the Letter “U”

  • U.S. : United States
  • UAE : United Arab Emirates
  • UAV : Unmanned Aerial Vehicle
  • UF : United Front
  • UFO : Unidentified Flying Object
  • UGC : University Grants Commission
  • UID : Unique Identification Number (Aadhaar)
  • UIDAI : Unique Identification Authority of India
  • UK : United Kingdom
  • ULFA : United Liberation Front of Assam
  • UN : United Nations
  • UNCTAD : United Nations Conference on Trade and Development
  • UNDP : United Nations Development Programme
  • UNEF : United Nations Emergency Force
  • UNEP : United Nations Environment Programme
  • UNESCO : United Nations Educational, Scientific and Cultural Organisation
  • UNFCCC : United Nations Framework Convention on Climate Change
  • UNFPA : United Nations Fund for Population Activities
  • UNHCR : United Nations High Commissioner for Refugees
  • UNHRC : United Nations Human Rights Commission
  • UNICEF : United Nations International Children’s (Emergency) Fund
  • UNIDO : United Nations Industrial Development Organisation
  • UNO : United Nations Organisation
  • UNRRA : United Nations Relief and Rehabilitation Administration
  • UPC : Universal Product Code
  • UPI : Unified Payment Interface
  • UPSC : Union Public Service Commission
  • UPPSC : Uttar Pradesh Public Service Commission
  • UPS : Uninterruptible Power Supply
  • URL : Uniform Resource Locator
  • USB : Universal Serial Bus
  • UTI : Urinary Tract Infection
  • UV : Ultraviolet

Abbreviations Starting with the Letter “V”

  • VAT : Value-Added Tax
  • VC : Vice-Chancellor / Vice Counsel / Victoria Cross / Vir Chakra / Vice Chairperson / Venture Capital / Video Call
  • VCR : Video Cassette Recorder
  • VDIS : Voluntary Disclosure of Income Scheme
  • VFX : Visual Effects
  • VGA : Video Graphics Array
  • VHRR : Very High-Resolution Radiometer
  • VIP : Very Important Person
  • VIRUS : Vital Information Resources Under Siege
  • VISI : Very Large Scale Integration
  • VLAN : Virtual Local Area Network
  • VoIP : Voice over Internet Protocol
  • VPN : Virtual Private Network
  • VPP : Value Payable Post
  • VR : Virtual Reality
  • VRS : Voluntary Retirement Scheme

Abbreviations Starting with the Letter “W”

  • WADA : World Anti-Doping Agency
  • WAN : Wide Area Network
  • WAP : Wireless Application Protocol
  • Water TDS : Water Total Dissolved Solids
  • WAVE : Wireless Access for Virtual Enterprise
  • WBC : White Blood Cell
  • WDF : Wasteland Development Force
  • WEF : World Economic Forum
  • WFP : World Food Programme
  • WFTU : World Federation of Trade Unions
  • WGIG : Working Group on Internet Governance
  • WHO : World Health Organisation
  • WiFi : Wireless Fidelity
  • WIPO : World Intellectual Property Organisation
  • WIPRO : Western India Products
  • WLAN : Wireless Local Area Network
  • WMO : World Meteorological Organisation
  • WTO : World Trade Organization
  • WWE : World Wrestling Entertainment
  • WWF : World Wide Fund for Nature / World Wrestling Federation
  • WWW : World Wide Web

Abbreviations Starting with the Letter “X”

  • X-Ray : X-Radiation
  • XD : An Emoticon of Laughing Face
  • XDR : Extended Detection and Response / External Data Representation
  • XLR : External Line Return (commonly for audio cables)
  • XLR8 : Accelerate (commonly used in tech/marketing contexts)
  • XML : Extensible Mark-up Language
  • XP : Experience Points (gaming) / Windows XP (Operating System)
  • XPS : XML Paper Specification
  • XSS : Cross-Site Scripting

Abbreviations Starting with the Letter “Y”

  • Y2K : Year 2000
  • YAHOO : Yet Another Hierarchical Officious Oracle / Yet Another Hierarchically Organized Oracle
  • YAML : YAML Ain’t Markup Language
  • YMCA : Young Men’s Christian Association
  • YOB : Year of Birth
  • YOY : Year Over Year
  • YP : Yellow Pages
  • YRC : Yellow Road Carrier / Youth Red Cross
  • YTD : Year To Date
  • YTDL : YouTube Downloader Library (commonly in tech context)
  • YTM : Yield to Maturity
  • YWCA : Young Women’s Christian Association

Abbreviations Starting with the Letter “Z”

  • ZAPU : Zimbabwe Africa Peoples Union
  • ZARA : Zara (Spanish clothing and accessories retailer)
  • ZBB : Zero-Based Budgeting
  • ZIF : Zero Insertion Force
  • ZIFC : Zero Insertion Force Connector
  • ZIFS : Zero Insertion Force Socket
  • ZIP : Zone Improvement Plan
  • ZMA : Zinc Magnesium Aspartate
  • ZPD : Zone of Proximal Development
  • ZPL : Zebra Programming Language
  • ZPS : Zero Point System
  • ZPZ : Zero Population Growth
  • ZS : Zoological Society
  • ZSL : Zoological Society of London

Conclusion

Education abbreviations are an essential part of academic life, helping students, teachers, and aspirants understand degrees, courses, and certifications with ease. By familiarizing yourself with these key terms, you can save time, boost your exam preparation, and stay confident in both studies and competitive exam

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