| Acronym | Meaning |
 | SE | Northern Sami Language (ISO 639-1 Code) |
| LTG | Lieutenant General -Lightning (METAR Code) |
| J1 | Joint [Manpower &] Personnel Directorate |
| BSA | Birmingham Small Arms (motorcycles Company) - Boy Scouts Of America - Brigade Support Area |
| G | Gram |
| SPACECOM | (U.S.) Space Command |
| HM | Heard Island And McDonald Islands (ISO 3166 Digram; FIPS 10-4 Territory Code) |
| SQN | Squadron |
| STOVL | Short Take-Off And Vertical Landing |
| DWIM | Do What I Mean |
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