| Acronym | Definition |
|---|
| MCAF | Marine Corps Air Facility |
| MCAF | Monocyte Chemotactic and Activating Factor (biochemistry) |
| MCAF | Multicultural Association of Fredericton, Inc. (est. 1974; Canada) |
| MCAF | Marine Conservation Alliance Foundation |
| MCAF | Modern Chinese Art Foundation |
| MCAF | Mauritius Cooperative Agricultural Federation Ltd. (est. 1950) |
| MCAF | Military Construction Air Force (US DoD) |
| MCAF | Mediterranean Coastal Air Force Headquarters (US Navy) |
| MCAF | Mirzam Capital Appreciation Fund |
| MCAF | Miss Camp America Foundation (non-profit AIDS foundation) |
| MCAF | Multi-Criteria Appraisal Framework |