| Acronym | Meaning |
| SCN | Specification Change Notice |
| HYDR | Hydraulic |
| GUID | Guidance |
| SRL | Software Reuse Library |
| FQT | Formal Qualification Testing |
| EED | Electro-explosive Devices |
| NAVELECSYSCOM | Naval Electronics Systems Command |
| SSN | Attack Submarine (nuclear Powered) |
| PSI | Pounds Per Square Inch |
| CLIPS | A Nasa Expert System Shell - C Language |