| Acronym / Short Code | Full Form |
|---|---|
| IAA full form | Indole-3-Acetic Acid |
| IAC full form | Internal Acoustic Canal | Industrial Advisory Committee | Inter Application Communication |
| IAP full form | Indian Academy of Pediatrics | Intercept Access Point |
| IBA full form | Indian Banks' Association | Interest‑Based Advertising |
| IBC full form | Insolvency and Bankruptcy Code | International Building Code |
| IBM full form | International Business Machines |
| IBPS full form | Institute of Banking Personnel Selection |
| IBR full form | Indian Boiler Regulation |
| IC full form | Integrated Circuit |
| ICS full form | Indian Civil Service | Ice Cream Sandwich |
| ICT full form | Information and Communication Technology |
| ICWA full form | Institute of Cost and Works Accountants of India |
| ID full form | Identity Document | Independence Day |
| IDA full form | International Development Association | Industrial Development Area |
| IDBI full form | Industrial Development Bank of India |
| IDC full form | I Don't Care | Internet Data Connector | International Data Communications |
| IDK full form | I Don't Know |
| IDM full form | Intelligent Dance Music | Internet Download Manager |
| IEC full form | Importer Exporter Code | International Electrotechnical Commission |
| IDTS full form | I Don't Think So |
| IES full form | Indian Engineering Services |
| IFCI full form | Industrial Finance Corporation of India |
| IFSC full form | Indian Financial System Code |
| IG full form | Inspector general |
| IKR full form | I Know, Right? |
| IMA full form | Indian Military Academy |
| IMO full form | International Maritime Organization |
| IMP full form | Information-Interface Message Processor | Internet Modem Protocol | Important |
| IMS full form | Information Management System |
| INA full form | Indian National Army |
| INTERNET full form | Interconnected Network |
| IOS full form | iPhone Operating System (iOS) |
| IPC full form | Indian Penal Code |
| IPL full form | Indian Premier League |
| IPS full form | Indian Police Service |
| IPU full form | Inter-Parliamentary Union |
| IR full form | Infra-Red / Intermediate Representation |
| IRCTC full form | Indian Railway Catering and Tourism Corporation |
| IRDA full form | Insurance Regulatory and Development Authority of India |
| IRL full form | In Real Life |
| IAS full form | Indian Administrative Service |
| ICD full form | Implantable Cardioverter-Defibrillator |
| ICMR full form | Indian Council of Medical Research |
| ICSE full form | Indian Certificate of Secondary Education |
| ISA full form | Individual Savings Account |
| ISC full form | Indian School Certificate |
| ISP full form | Internet Service Provider | Ice Structuring Protein |
| IT full form | Information technology |
| ITBP full form | Indo-Tibetan Border Police |
| ITES full form | Information Technology Enabled Service |
| IUPAC full form | International Union of Pure and Applied Chemistry |
| ITM full form | Information Technology Management |
| ITO full form | Information Technology Outsourcing |
| ICRA full form | Investment Information and Credit Rating Agency |
| ICU full form | Intensive Care Unit |
| IDE full form | Integrated Development Environment | Integrated Drive Electronics |
| IELTS full form | International English Language Testing System |
| ISF full form | Indian Secular Front | Importer Security Filing |
| ISDN full form | Integrated Services Digital Network |
| IHM full form | Institute of Hotel Management | Integrated Housekeeping Management | I Hate Mondays |
| ICAS full form | Indian Civil Accounts Service |
| ITI full form | Industrial Training Institute |
| IIT full form | Indian Institutes of Technology |
