| Acronym | Meaning |
| IHU | Integrated Helmet Unit |
| ASWIXS | Antisubmarine Warfare Information Exchange |
| TPC | Training Path Chart |
| DEL | Delete |
| AVSS | Automated Voice Switching System Subsystem |
| ENC | Encode |
| CGO | Cargo |
| TACTAS | Tactical Towed Array Sonar |
| MIC | Management Information Center |
| EGCS | Environmental Generation & Control System |