| Acronym | Definition |
|---|
| MCAC➣Midlands Collegiate Athletic Conference (National Association of Intercollegiate Athletics) |
| MCAC➣Medicare Coverage Advisory Committee |
| MCAC➣Maryland Coordination and Analysis Center |
| MCAC➣Mechanical Contractors Association of Canada |
| MCAC➣Maryland Correctional Adjustment Center (Baltimore, MD) |
| MCAC➣Mattawoman Creek Art Center (Maryland) |
| MCAC➣Middlesex County Automobile Club (UK) |
| MCAC➣Mission de Coopération et d'Action Culturelle (French: Mission for Cooperation and Cultural Action) |
| MCAC➣Multi-Mission Craft Air Cushion |
| MCAC➣Major Crimes Assessment Committee (Texas) |
| MCAC➣Multi-purpose Craft Air Cushion |
| MCAC➣Maryland Citizens' Advisory Commission |