| Acronym | Meaning |
| UPD | Update |
| MPN | Military Personnel-navy (appropriation) |
| HIRP | Harpoon Imaging Infrared Program |
| CCU | Computer Control Unit |
| TAEAS | Tactical Asw Environmental Acoustic Support |
| DFR | Digital Flight Recorder |
| R/M | Reliability And Maintainability |
| CCTV | Closed Circuit Television |
| CLIPS | A Nasa Expert System Shell - C Language |
| MINELAYER | Mine Warfare Type Ship |