| Acronym | Meaning |
| USNG | United States National Grid |
| LV | Latvian Language (ISO 639-1 Code) |
| RE | Royal Engineers |
| DFCB | Data Format Control Book |
| ACM | Many |
| GUI | Graphical User Interface (goo-ey) |
| ARRF | Allied Rapid Reaction Force |
| DMOS | Double Diffused MOS Transistor (dee-moss) |
| TPTB | The Powers That Be (often Used To Refer To The People Responsible For The Content Of TV Series Or Movies) |
| CCA | Counter Command Activity |