| Acronym | Meaning |
 | AMFRS | Advanced Multi-Function Radio Frequency System - Automatic Multisensor Feature-based Recognition System |
| SJ | Svalbard And Jan Mayen (ISO 3166 Digram) -Societas Iesu (Latin: The Society Of Jesus |
| DJI | Djibouti (ISO 3166 Trigram) |
| CINC | Commander In Chief |
| IMBD | International Migratory Bird Day |
| CPX | Command Post EXercise |
| GM | Gigametre |
| DVU | Decessit Vita Uxoris (Latin |
| FSI | Fuel Stratified Injection |
| C2C | The British Rail Company Formerly Known As LTS Rail |
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