| Abbreviation | Definition |
|---|---|
| CTSS | Central Targeting Support Staff |
| CTT | Commander's Tactical Terminal |
| CTT | Common Task Test |
| CTT | Common Task Training |
| CTT | Common Test Training |
| CTT | Contractor Technical Test |
| CTT/H-R | Commander's Tactical Terminal (Hybrid) Receive Only |
| CTTF | Central Test and Training Facility |
| CTTF | Consolidated Training Facility |
| CTT-H | Commander's Tactical Terminal (Hybrid) |
| CTTI | Center for Technology Transfer and Integration |
| CTU | Commander, Task Unit |
| CTU | Consolidated TOE Update |
| CTV | Controlled Test Vehicle |
| CTWG | Communications Transition Working Group |
| CTWG | Connecticut Wing |
| CTX | Combined Training Exercise |
| CU | Call Up |
| CU | Common Unit |
| CU | Common User |