| Acronym | Meaning |
 | ETI | Extra-Terrestrial Intelligence |
| MR | Marathi Language (ISO 639-1 Code) |
| PNF | Pilot Not Flying (aviation) |
| LD | Laser Designator - Limited Deployment - Line Of Departure |
| PLN | Polish Zloty (ISO 4217 Currency Code) |
| ARG | Aragonese Language (ISO 639-2 Code) |
| I | Iodine - One (in Roman Numerals) |
| LUG | Linux User Group |
| TRIGAT | Third Generation Antitank (missile) |
| KIR | Kiribati (ISO 3166 Trigram) |
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