| Acronym | Definition |
|---|
| IIFD➣Interdisziplinäres Institut Für Digitalisierung (German: Interdisciplinary Institute for Digitization) |
| IIFD➣International Islamic Forum for Dialogue |
| IIFD➣Integrated Intelligent Flight Deck (NASA project) |
| IIFD➣Institutional Inspections and Frameworks Division (Office for Standards in Education; UK) |