| Acronym | Meaning |
| QIP | Quadrilateral Interoperability Programme (ancestor Of MIP; Quip) |
| BYOC | Bring Your Own Computer (play On BYOB) |
| SJ | Svalbard And Jan Mayen (ISO 3166 Digram) -Societas Iesu (Latin: The Society Of Jesus |
| BRIC | Brazil |
| PCE | PerChlorEthylene |
| EASA | European Aviation Safety Agency |
| ZF | Zeptofarad |
| CTBT | Comprehensive [Nuclear] Test Ban Treaty |
| OODA | Observation |
| OIC | Officer In Charge |