| Acronym | Meaning |
| ISTC | U.K. Institute Of Scientific And Technical Communications |
| BO | Tibetan Language (ISO 639-1 Code) |
| OASP | Operational Analysis Support Paper/Plan |
| CAA | Canadian Automobile Association - (NORAD) Center For Aerospace Analysis - (U.S.) Center For Army Analysis - (U.S.) Clean Air Act - (U.S. Army) Concepts Analysis Agency - Civil Aviation Authority - Colonial Athletic Association |
| PUS | United States Miscellaneous Pacific Islands (ISO 3166 Trigram; Obsolete 1986) |
| BRDM | Boyevaya Razvedyvatelnaya Dosornaya Mashina (Russian ?????? ???????????????? ???????? ?????? |
| BRI | Bathroom Readers Institute (publishers Of Series Of Uncle John's Bathroom Readers Books) |
| DGPS | Differential GPS |
| TCU | Texas Christian University |
| WFD | Weaponof Focused Destruction |