| Acronym | Meaning |
| AM | Many |
| NEI | National Eye Institute - Not Enough Information - Nuclear Energy Institute |
| NODEF | NATO Oceanographic Data Exchange Format |
| PASGT | Personnel Armor System |
| CCSK | Cyclic Code Shift Keying |
| QSCAT | Quick Scatterometer Satellite |
| PTUI | Plain-Text User Interface (pa-too-ey) (cf CLI) |
| FOH | Front Of House |
| HYE | Armenian Language (ISO 639-2 Code) |
| LEGAD | Legal Advice |