| Acronym | Meaning |
 | PPM | Parts Per Million |
| MOFA | Ministry Of Foreign Affairs (Japan) |
| IRC | International Red Cross - International Reply Coupon - Internet Relay Chat |
| LPI | Low Probability Of Intercept |
| RLY | Rally Point |
| DHRA | (U.S.) DoD Human Resources Activity |
| NS | Nanosiemens |
| SIMP | Strongly Interacting Massive Particle |
| JOA | Joint Operations Area |
| KON | Kongo Language (ISO 639-2 Code) |
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