| Acronym | Meaning |
| UIG | Uyghur Language (ISO 639-2 Code) |
| AD | Air Defence -Andorra (ISO 3166 Digram) -Anno Domini (Latin |
| DAES | Defence Acquisition Executive Summary - (UK MoD) Directorate Of Analysis |
| BKN | Broken Sky (METAR Code) |
| MMO | Massively Multiplayer Online (computer Game) |
| CGF | Computer-Generated Forces (Simulation) |
| UL | Underwriters Laboratories |
| DCA | Defensive Counter Air ?DiChloroAcetate -Ronald Reagan Washington National Airport (IATA Code) |
| NSS | (U.S.) Naval Simulation System |
| BIOS | Basic Input/Output System - British Institute Of Organ Studies |