| Acronym | Meaning |
| DIFAR | DIrectional Frequency Analysis And Recording |
| AAS | Advanced Automation System - American Astronomical Society (double-A-S) |
| CEV | Combat Engineer Vehicle - Crew Exploration Vehicle |
| FUD | Fear |
| GORP | Granola |
| AVGP | Armoured Vehicle |
| BBD | Barbados Dollar (ISO 4217 Currency Code) |
| BEN | Benin (ISO 3166 Trigram) |
| THA | Thailand (ISO 3166 Trigram) |
| LISA | Laser Interferometer Space Antenna |