| Acronym | Meaning |
| ACINT | Acoustic Intelligence |
| HR | Croatian Language (ISO 639-1 Code) |
| AAAV | Advanced Amphibious Assault Vehicle |
| DFCB | Data Format Control Book |
| PX | Post EXchange |
| AAAI | American Association For Artificial Intelligence |
| PG | Picogram |
| IBO | Igbo Language (ISO 639-2 Code) |
| MST3K OR MST3K | Mystery Science Theater 3000 |
| MDV | Maldives (ISO 3166 Trigram) |