| Acronym | Definition |
|---|
| IDF➣Israel Defense Forces |
| IDF➣Intel Developer Forum |
| IDF➣Intermediate Distribution Frame |
| IDF➣Ile De France (region near Paris, France) |
| IDF➣International Diabetes Federation |
| IDF➣Inverse Document Frequency (datamining) |
| IDF➣Idiopathic Pulmonary Fibrosis |
| IDF➣Indirect Fire |
| IDF➣International Dairy Federation |
| IDF➣Immune Deficiency Foundation |
| IDF➣International Downhill Federation (sports) |
| IDF➣Institutional Development Fund (World Bank; est. 1992) |
| IDF➣Indigenous Defense Fighter |
| IDF➣Indigenous Defense Fighter (Taiwan) |
| IDF➣International DOI (Digital Object Identifier) Foundation |
| IDF➣Image Definition File |
| IDF➣Intermediate Data Format |
| IDF➣Input Data Format |
| IDF➣Intel Developer'S Forum |
| IDF➣Instrument Definition File |
| IDF➣Indigenous Defence Fighter (Ching-Kuo,Taiwan) |
| IDF➣Inflow Design Flood (civil engineering) |
| IDF➣Industry Development Fund (various locations) |
| IDF➣Instrument Definition File (computing) |
| IDF➣Iceland Defense Force |
| IDF➣Integrated Development Framework (various organizations) |
| IDF➣Interface Device |
| IDF➣Intensity Duration Frequency (hydrology) |
| IDF➣Independence Fleet (Star Trek) |
| IDF➣Irish Defence Forces |
| IDF➣International Development Fund |
| IDF➣Integer-Controlled Data Flow |
| IDF➣Information Distribution Facility |
| IDF➣Internet Dental Forum |
| IDF➣Immun Defekt Foreningen (Denmark) |
| IDF➣Islamic Defense Front |
| IDF➣Institute for a Democratic Future (Washington state) |
| IDF➣Item Data File |
| IDF➣Inertial Dampening Field (Star Trek) |
| IDF➣Intermediate Data File |
| IDF➣Islamic Dawah Foundation |
| IDF➣Interceptor Day Fighter |
| IDF➣Instrument Data File |
| IDF➣Installation Data File |
| IDF➣Installation Detention Facility |
| IDF➣Imagery Dissemination Facility |
| IDF➣Issaan Development Foundation |
| IDF➣Invalid Data Flag (Nortel) |
| IDF➣Interamerica Data Florida, LLC (Doral, FL) |
| IDF➣Integrated Delivery Function |
| IDF➣Imbalance Design Fraction (aviation) |
| IDF➣Ineffective Direct Fire |
| IDF➣Indemnity Discount Factor (insurance) |
| IDF➣Itron Delimited Format |
| IDF➣Intelligent Document Factory |
| IDF➣Instruction and Dictionary Finalization |
| IDF➣Initial Distribution File |
| IDF➣International Disaggregate Forecast (Sprint) |
| IDF➣Issue Documentation Form (various organizations) |
| IDF➣Integrated Demand Forecast (Sprint) |
| IDF➣Intermediate Distribution(al) Facility (networking) |