| Acronym | Definition |
|---|
| IDEF➣Interim Data Exchange Format |
| IDEF➣Intrusion Detection Exchange Format |
| IDEF➣Image Definition |
| IDEF➣Icam Definition |
| IDEF➣Integrated Data Engineering Facility |
| IDEF➣Integrated Definition |
| IDEF➣International Defence Industry Fair |
| IDEF➣Intrusion Detection Exchange Format (IETF) |
| IDEF➣Integrated Definition for Data Modeling (US DoD architecture framework) |
| IDEF➣Integrated Definition Language |
| IDEF➣International Digital Entertainment Festival |
| IDEF➣Integration Definition Function |
| IDEF➣ICAM Definition Methodology |
| IDEF➣Integrated Definition Modeling Methodology |