| Acronym | Meaning |
| BGS | Bristol Grammar School - British Geographical Survey |
| STM | Short Term Memory |
| ADA | Air Defence Artillery - American Dental Association - Assistant District Attorney - Americans With Disabilities Act (see Also The Similar But Non-acronymic Ada Programming Language) |
| SSO | Submarine Oiler (retired US Navy Hull Classification) |
| RG | Roentgenium |
| III | Three (in Roman Numerals) |
| BCPL | Basic Combined Programming Language (progenitor Of C) |
| TAROT | T?lescope ? Action Rapide Pour Les Objets Transitoires (French |
| JIVE | Joint Institute For VLBI (Very Long Baseline Interferometry) In Europe |
| M | Metre - Milli |