| Abbreviation | Definition |
|---|---|
| CMS | Crisis Management System |
| CMSE | Civil Military Support Element |
| CMSE | Components for Military and Space Electronics |
| CMSGT | Chief Master Sergeant |
| CMSID | Career Management System / Interactive Detailing |
| CMSM | Combined Military Services Museum |
| CMSR | Common Military Syllabus for Recruits |
| CMSR | Compiled Military Service Records |
| CMSS | Centre for Military and Strategic Studies |
| CMSS | Crisis Management Support System |
| CMST | Consequence Management Support Team |
| CMSYS | Combat Mobility System |
| CMT | Combat Medical Technician (an Army Medic) |
| CMT | Common Maintenance Truck |
| CMTC | Citizens' Military Training Camp |
| CMTC-IC | Combat Maneuver Training Center Instrumentation System |
| CMTE | Certified Military Talent Employer |
| CMTE | Classified Military Tactical Exercise |
| CMTS | CoMmenTS |
| CMTU | Cartridge Magnetic Tape Unit |