| Acronym | Meaning |
| JIVE | Joint Institute For VLBI (Very Long Baseline Interferometry) In Europe |
| LS | Landing Support -Lesotho (ISO 3166 Digram) - Liechtenstein (FIPS 10-4 Country Code) -locus Sigilli (Latin |
| FISA | F?d?ration Internationale Des Soci?t?s D'Aviron (French |
| TSO | Tsonga Language (ISO 639-2 Code) |
| ARTCC | Air Route Traffic Control Center |
| CTS | Clear-To-Send - Collective Training Standards - Communications Technology Service - Contract Technical Services - Conversation Time Sharing - COSMIC Top Secret |
| MILES | Multiple Integrated Laser Engagement System (live Combat Simulation) |
| NLD | Netherlands (ISO 3166 Trigram) |
| AJ | Attojoule |
| ITS | Incompatible Time-sharing System - Individual Training Standards |