| Acronym | Definition |
|---|
| EIF | European Investment Fund |
| EIF | Entertainment Industry Foundation |
| EIF | Eukaryotic Translation Initiation Factor |
| EIF | Enhanced Integrated Framework (est. 1997) |
| EIF | Eukaryotic Initiation Factor |
| EIF | Edinburgh International Festival |
| EIF | Ever Increasing Faith (ministry) |
| EIF | Echogenic Intracardiac Focus |
| EIF | Éclaireurs Israélites de France (French: Jewish Scouts of France) |
| EIF | European Interoperability Framework |
| EIF | Enterprise Instrumentation Framework |
| EIF | Event Integration Facility |
| EIF | Entry Into Force |
| EIF | Event Integration Facility (software) |
| EIF | Enterprise Instrumentation Framework (Microsoft) |
| EIF | External Interface File |
| EIF | Enhanced Index Fund (stock market) |
| EIF | Electronic Industries Foundation |
| EIF | Energy Investors Fund (est. 1987; various locations) |
| EIF | Edinburgh Interactive Festival (UK) |
| EIF | Engineering Information Foundation (New York) |
| EIF | Exercise in Futility |
| EIF | Experienced Investor Fund |
| EIF | Endophyte-Infected Fescue (cattle feed disease) |
| EIF | Equity Investment Fund |
| EIF | End Is Forever (Ataris album) |
| EIF | Enduit d'Imprégnation à Froid (French cementing material) |
| EIF | Equity Index Future (finance) |
| EIF | Environmental Issues Forums |
| EIF | ECCM Improvement Factor |
| EIF | Equivalent Initial Flaw |
| EIF | Electron Impact Fluorescence |
| EIF | Equalization Improvement Factor |
| EIF | End Item Format |
| EIF | Electronic Industry Forum |
| EIF | European industry federation |
| EIF | Essuyage Ile-de-France (French manufacturing company) |
| EIF | Economic Improvement Fund |
| EIF | Essays in International Finance (publication) |