| Acronym | Meaning |
| CATC | Carrier Air Traffic Control Center |
| ATSS | Aviation Training Support System |
| PAT | Preliminary Acceptance Trials |
| CSOG | Communications Security Operational Group |
| SCHLT | Search Light |
| HPCC | High Performance Computers & Communication |
| BB | Broadband |
| TEPP | Test And Evaluation Program Plan |
| NR | Proprotor Speed (rpm) |
| DEU | Display Electronics Unit |