| Acronym | Meaning |
| TIBS | Tactical Information Broadcast System |
| PEEK | PolyEtherEtherKetone |
| HAART | Highly Active Anti-Retroviral Therapy |
| APHA | American Public Health Association |
| CSL | U.K. Central Science Laboratory |
| LZ | Bulgaria (amateur Radio ITU Prefix) -Landing Zone |
| ISMB | International Society Of Matrix Biologists |
| USNB | United States Naval Base |
| ATF | French Southern Territories (ISO 3166 Trigram) -Bureau Of Alcohol |
| ASTREA | Aerial Support To Regional Enforcement Agencies (sheriff's Air Support Unit) |