| Acronym | Meaning |
| BLOS | Beyond Line-of-sight System |
| CPL | Computer Program Library |
| PSESWG | Programming Support Environment Software Working Group |
| UM | Unit Of Measure |
| C<E | Cost And Lead Time Estimate |
| HFIP | High Frequency Improvement Program |
| YCF | Car Float (non Self-propelled)(lighter) |
| OGE | Out Of Ground Effect |
| RC | Recoverability Code |
| RLF | Reusability Library Framework |