| Acronym | Meaning |
| AJ | Attojoule |
| REME | Royal Electrical And Mechanical Engineers |
| ECT | ElectroConvulsive Therapy |
| APCR | Armour-Piercing |
| PAFC | Plymouth Argyle Football Club |
| DCAA | (U.S.) Defense Contract Audit Agency |
| DPKO | UN Department For Peacekeeping Operations |
| HIV | Human Immunodeficiency Virus |
| AFA | U.S. Air Force Academy |
| PIB | PolyIsoButylene |