| Acronym | Meaning |
| KTS | Knight Of The Tower And Sword (of Portugal) |
| EMEA | Europe |
| AAIS | Advanced Airborne Interceptor Simulator |
| GFDL | GNU Free Documentation License |
| COIN | Counter-Insurgency (military) |
| COY | Company (military Unit) |
| LLAD | Low Level Air Defence |
| G15 | Group Of 15 (subset Of G77 |
| GSD | Graphical Situation Display |
| IATA | International Air Transport Association |