| Acronym | Meaning |
| ATK | Attack |
| CF | Californium |
| DRA | Defence Research Agency (UK |
| GL | Galician Language (ISO 639-1 Code) |
| BOP | Balance Of Payments |
| CCA | Counter Command Activity |
| SIS | Silicon Integrated Systems |
| REAM | Retired Educators Association Of Minnesota |
| TN | Tswana Language (ISO 639-1 Code) |
| SSBN | Nuclear-Powered Ballistic Missile Submarine (US Navy Hull Classification) |