| Acronym | Meaning |
| IBA | Important Bird Area |
| PN | Petanewton - Pitcairn Islands (ISO 3166 Digram) |
| LOSAT | Line-Of-Sight Anti-Tank (missile) |
| BTID | Battlefield Target Identification Device |
| SDO | Scattered Disc Object |
| USDI | United States Department Of The Interior |
| PAYE | Pay As You Earn |
| DWIM | Do What I Mean |
| G6 | Assistant Chief-of-Staff |
| PS | Pashto Language (ISO 639-1 Code) - Picosecond |