| Acronym | Meaning |
| FIN | Finland (ISO 3166 Trigram) |
| IEA | International Energy Agency |
| MASAS | Monte Agliale Supernovae And Asteroid Survey |
| IN TRANS. | In Transitu (Latin |
| NISAC | U.S. National Infrastructure Simulation And Analysis Center |
| MAGNETAR | Metaprogrammable AGent NETwork ARchitecture |
| WK | Wake Island (ISO 3166 Digram |
| NCL | New Caledonia (ISO 3166 Trigram) |
| SE | Selenium |
| ASWORG | (U.S.) AntiSubmarine Warfare Operations Research Group |