| Acronym | Meaning |
| SNOBOL | StriNg Oriented SymBOlic Language |
| NTR | Network Time Reference |
| TMA | Terminal Manoeuvring Area (restricted Flying Zone) |
| SAVAK | Sazamane Etelaat Va Amniate Kechvar (Iranian Security And Intelligence Service) |
| GCS | Global Coordinate System |
| UCR | University Of Costa Rica |
| UWT | Under Water Telephone |
| QEH | Queen Elizabeth's Hospital |
| 4WD | Four Wheel Drive (cf. AWD) |
| KW | Kilowatt |