| Abbreviation | Definition |
|---|---|
| JCIOC | Joint Counterintelligence Operations Center |
| JCIP | Joint/Combined Interface Procedure |
| JCISA | Joint Command Information Systems Activity |
| JCISB | Joint Counterintelligence Support Branch |
| JCK | Joint Commission on Korea |
| JCLL | Joint Center for Lessons Learned |
| JCM | Joint Common Missile |
| JCM | Joint Conflict Model |
| JCMA | Joint Communications Security Monitor Activity |
| JCMB | Joint Collection Management Board |
| JCMC | Joint Crisis Management Capability |
| JCME | Joint Collection Management Element |
| JCMEB | Joint Civil Military Engineering Board |
| JCMEB | Joint Civil-Military Engineering Board |
| JCMEC | Joint Captured Materiel Exploitation Center |
| JCMH | Journal of Chinese Military History |
| JCMO | Joint Communications Security Management Office |
| JCMOTF | Joint civil military operations task force |
| JCMOTF | Joint Civil-Military Operations Task Force |
| JCMPO | Joint Cruise Missile Program Office |