| Acronym | Meaning |
| ILE | Interlingue Language (ISO 639-2 Code) |
| PER | Peru (ISO 3166 Trigram) |
| NIN | Nine Inch Nails (band) |
| WIA | Wounded In Action |
| SSA | Cargo Submarine (US Navy Hull Classification) |
| AC | Attocoulomb |
| A2ATD OR A?ATD | Anti |
| AFM | Army Field Manual (UK; The U.S. More Frequently Uses Just FM) - Atomic Force Microscope - Aviation Fleet Maintenance |
| AZN | Azerbaijanian Manat (ISO 4217 Currency Code) |
| CPSM | Continuous Phase Shift Modulation |