| Acronym | Meaning |
 | NAAQS | National Ambient Air Quality Standards |
| FJ | Femtojoule |
| WM | Wehrmacht Marine (German WW2 Navy Vehicle Licence Plate Code) |
| C3I OR C?I | Command |
| RAAF | Royal Australian Air Force |
| J5 | Joint Strategic Plans & Policy Directorate |
| GTD | Getting Things Done |
| JAG | Judge Advocate General (military Law) |
| UG | Uyghur Language (ISO 639-1 Code) |
| COIN | Counter-Insurgency (military) |
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