| Acronym | Meaning |
| DPA | UK Defence Procurement Agency |
| BOC | British Orthodontic Society - British Oxygen Company |
| SM | Samoan Language (ISO 639-1 Code) |
| YS | Yoctosecond |
| AMSU | Association For Managers In Students' Unions - Aviation Mat?riel Screening Unit |
| TACC | Tactical Air Control Centre - (USAF) Tanker Airlift Control Center |
| SWG | Surface Warfare Group - Symbology Working Group |
| ACDC | Alternating Current Direct Current |
| VACIS | Vehicle And Container Inspection System |
| RSR | Required Supply Rate |