| Abbreviation | Definition |
|---|---|
| MCAS | Marine Corps Air Station |
| MCAT | Maritime Civil Affairs Team |
| MCATS | Marine Corps |
| MCB | Marine Corps Base |
| MCB | Mobile Command Base |
| MCB | Moltor Cluster Bomb |
| MCB | Movement Control Battalion |
| MCBAT | Medical Chemical Biological Advisory Team |
| MCC | Maneuver Control Center |
| MCC | Marine Component Commander |
| MCC | Marine Conversion Calculator |
| MCC | Maritime Component Commander |
| MCC | Master Control Console |
| MCC | Micro Climatic Cooling |
| MCC | Military Cooperation Committee |
| MCC | Military Coordinating Committee |
| MCC | Military Coordination Center |
| MCC | Mission Control Cell |
| MCC | Mission Control Cell (w/in CARS) |
| MCC | Mobility Control Center |