| Acronym | Meaning |
| ABA | American Bar Association - American Basketball Association - American Beverage Association - American Bicycle Association - American Birding Association - Australian Broadcasting Authority |
| FJ | Femtojoule |
| G | Gauss |
| FAAD | Forward Area Air Defence |
| CATT | Combined Arms Tactical Trainer |
| ARB | Administrative Review Board |
| XVI | Sixteen (in Roman Numerals) |
| OSA | Order Of St. Augustine |
| TN | Tswana Language (ISO 639-1 Code) |
| ISDN | Integrated Services Digital Network |