| Acronym | Meaning |
| HRT | Hormone Replacement Therapy |
| FIBUA | Fighting In Built-Up Areas |
| CJO | Chief Of Joint Operations |
| AR | Argentina (FIPS 10-4 Country Code; ISO 3166 Digram) - Arkansas (postal Symbol) - Armour |
| EV | Exavolt |
| PBI | PolyBenzImidazole |
| OPSI | Overwhelming Post Splenectomy Infection - UK Office Of Public Sector Information |
| DISE | Deployable Intelligence Support Element |
| R&S | Reconnaissance & Surveillance |
| SEK | Swedish Krona (ISO 4217 Currency Code) |