| Abbreviation | Definition |
|---|---|
| CTU | Central Timing Unit |
| CTV | Compatibility Test Van |
| CTWT | CounTerWeighT |
| CTX | Context Imager |
| CU | Control Unit |
| CU | CUbic |
| CUB | Commonality Usage Board |
| CUC | Computer Usage Control |
| CUD | Cumulative Data Statistics |
| CUE | Common Usage Equipment |
| CUF | Cross Utilization File |
| CUIL | Common Usage Item List |
| CUM | CUMulative |
| CUP | Commonality Usage Proposal |
| CV | Canaveral Expendable Vehicles Operations Directorate |
| CV | Check Valve |
| CV | Coefficient of Variation |
| CVAD | Converter, Voltage, Alternating current to Direct current |
| CVAS | Configuration Verification Accounting System |
| CVDA | Converter, Voltage Discrete, Alternating current |