| Acronym | Meaning |
| VSOP | Variations S?culaires Des Orbites Plan?taires (French |
| IED | Improvised Explosive Device |
| ALARM | Air-Launched Anti-Radar Missile |
| LSST | Large Synoptic Survey Telescope |
| PSO | Peace Support Operations - Primary Standardisation Office (ABCA) - Protocol Supporting Organization (of The ICANN) |
| ARE | UK Admiralty Research Establishment (?1991) -United Arab Emirates (ISO 3166 Trigram) |
| GBE | Knight/Dame Grand Cross Of The Order Of The British Empire |
| VCOFS | Vice Chief Of Staff |
| SLT | Speech And Language Therapist -Solid Logic Technology (electronics) - Swing Landing Trainer (paratroops) - (i)Secondary Lymphoid Tissue |
| TCD | Chad (ISO 3166 Trigram) |