| Acronym | Meaning |
| FFS | Force Feel System |
| PSO | Pressure Shut Off |
| SHSC | Safety Hazard Severity Code |
| IGDS | Image Generation & Display System |
| DB | Decibel |
| DHV | Doors/hatches/vents |
| VSC | Vast System Change (tdc 85) |
| TTF | Trident Training Facility |
| TCP | Trainer Change Proposal (tpecp) |
| FOD | Field Operations Division |