General Abbreviations:
- ATM – Automated Teller Machine
- PIN – Personal Identification Number
- SIM – Subscriber Identity Module
- SMS – Short Message Service
- GPS – Global Positioning System
- Wi-Fi – Wireless Fidelity
- USB – Universal Serial Bus
- PDF – Portable Document Format
- FAQ – Frequently Asked Questions
- URL – Uniform Resource Locator
Technology and Computing:
- CPU – Central Processing Unit
- RAM – Random Access Memory
- ROM – Read-Only Memory
- HTML – HyperText Markup Language
- HTTP – HyperText Transfer Protocol
- IP – Internet Protocol
- DNS – Domain Name System
- OS – Operating System
- AI – Artificial Intelligence
- IoT – Internet of Things
Organizations and Institutions:
- UN – United Nations
- UNICEF – United Nations International Children’s Emergency Fund
- WHO – World Health Organization
- NATO – North Atlantic Treaty Organization
- WTO – World Trade Organization
- IMF – International Monetary Fund
- NASA – National Aeronautics and Space Administration
- FBI – Federal Bureau of Investigation
- ISRO – Indian Space Research Organisation
- ASEAN – Association of Southeast Asian Nations
Government and Military:
- GDP – Gross Domestic Product
- GST – Goods and Services Tax
- PM – Prime Minister
- MLA – Member of Legislative Assembly
- MP – Member of Parliament
- CBI – Central Bureau of Investigation
- DRDO – Defence Research and Development Organisation
- RAW – Research and Analysis Wing
- NDA – National Defence Academy
- IAS – Indian Administrative Service
Medical Abbreviations:
- AIDS – Acquired Immunodeficiency Syndrome
- HIV – Human Immunodeficiency Virus
- COVID-19 – Coronavirus Disease 2019
- ICU – Intensive Care Unit
- MRI – Magnetic Resonance Imaging
- CT Scan – Computed Tomography Scan
- B.P. – Blood Pressure
- DNA – Deoxyribonucleic Acid
- ENT – Ear, Nose, and Throat
- RBC – Red Blood Cells
Banking and Finance:
- IFSC – Indian Financial System Code
- NEFT – National Electronic Funds Transfer
- RTGS – Real-Time Gross Settlement
- SWIFT – Society for Worldwide Interbank Financial Telecommunication
- FDI – Foreign Direct Investment
- FII – Foreign Institutional Investor
- PAN – Permanent Account Number
- CAGR – Compound Annual Growth Rate
- SEBI – Securities and Exchange Board of India
- KYC – Know Your Customer
Science and Engineering:
- ISRO – Indian Space Research Organisation
- NASA – National Aeronautics and Space Administration
- CERN – European Organization for Nuclear Research
- DNA – Deoxyribonucleic Acid
- RNA – Ribonucleic Acid
- LASER – Light Amplification by Stimulated Emission of Radiation
- RADAR – Radio Detection and Ranging
- LPG – Liquefied Petroleum Gas
- NATO – North Atlantic Treaty Organization
- PVC – Polyvinyl Chloride
Economic and Business Abbreviations:
- GDP – Gross Domestic Product
- GNP – Gross National Product
- FDI – Foreign Direct Investment
- B2B – Business to Business
- B2C – Business to Consumer
- CAGR – Compound Annual Growth Rate
- NPA – Non-Performing Assets
- IPO – Initial Public Offering
- FMCG – Fast Moving Consumer Goods
- CSR – Corporate Social Responsibility
Education and Degrees:
- B.A. – Bachelor of Arts
- B.Sc. – Bachelor of Science
- M.A. – Master of Arts
- PhD – Doctor of Philosophy
- MBBS – Bachelor of Medicine and Bachelor of Surgery
- MBA – Master of Business Administration
- MCA – Master of Computer Applications
- CBSE – Central Board of Secondary Education
- UGC – University Grants Commission
- AICTE – All India Council for Technical Education
Miscellaneous Abbreviations:
- OMG – Oh My God
- DIY – Do It Yourself
- LOL – Laugh Out Loud
- ASAP – As Soon As Possible
- BTW – By The Way
- CEO – Chief Executive Officer
- CFO – Chief Financial Officer
- R&D – Research and Development
- FYI – For Your Information
- ETA – Estimated Time of Arrival