| Acronym | Meaning |
| NRAO | National Radio Astronomy Observatory |
| FEZ | Fighter Engagement Zone |
| SSA | Cargo Submarine (US Navy Hull Classification) |
| KET | Kentucky Educational Television Refers To The Network And The Production Facilities -Key English Test |
| NM | New Mexico (postal Symbol) |
| IVD | Internet Video Device |
| NY | Chichewa Language (ISO 639-1 Code) |
| PIF | Partners In Flight |
| OGD | Other Government Department |
| LOTIS | Livermore Optical Transient Imaging System |