| Acronym | Meaning |
| WNA | World Nuclear Association |
| PAM | Precision Attack Missile |
| GL | Gigalitre -Graphics Language -Greenland (ISO 3166 Digram; FIPS 10-4 Territory Code) -Grenade Launcher |
| OPSI | Overwhelming Post Splenectomy Infection - UK Office Of Public Sector Information |
| AVCATT | A -(U.S. Army's) Aviation Combed Arms Tactical Trainer-Aviation [Reconfigurable Manned Simulator] |
| HEP | High-Explosive Plastic (ammunition) |
| PTAN | Precision Terrain Aided Navigation |
| BANESTO | Banco Espa?ol De Cr?dito (Spanish |
| ATWA | Air |
| JP | Japan (ISO 3166 Digram) -Justice Of The Peace |