| VSTAR | Vandenberg Shuttle Turnaround Assessment Report | In English | → Spaceflight engineering, astronautics |
| VTF | Vertical Test Flight | In English | → Spaceflight engineering, astronautics |
| VTP | Vehicle Test Plan | In English | |
| VTS | Vandenberg Tracking Station | In English | → Spaceflight engineering, astronautics |
| VU | Vehicle Utility | In English | |
| VU | Vehicle Unit | In English | |
| VUS | Véhicule Utilitaire Sport = SUV | Sport Utility Vehicle | In English |
In French | → Automobile manufacturing → Sport, physical exercises |
| VUSW | Vehicle Utility Software | In English | → Software |
| VV | Vertical Velocity | In English | |
| VVI | Vertical Velocity Indicator | In English | |
| WAC | World Aeronautical Chart | In English | → Aeronautics, aircraft |
| WCSAR | Wisconsin Center for Space Automation and Robotics | In English | → Mechanical engineering → Electronics → Spaceflight engineering, astronautics |
| WFF | Wallops Flight Facility | In English | → Aeronautics, aircraft |
| WLS | Western Launch Site | In English | → Spaceflight engineering, astronautics |
| WPANL | Wright-Patterson Aeronautical Laboratory | In English | → 358 → Aeronautics, aircraft |
| WSMC | Western Space and Missile Center | In English | → Military engineering → Spaceflight engineering, astronautics |
| WSMCR | Western Space and Missile Center Range | In English | → Military engineering → Spaceflight engineering, astronautics |
| WSMCR | Western Space and Missile Center Regulation | In English | → Military engineering → Spaceflight engineering, astronautics |
| WSV | Weapon System Vehicle | In English | → Military engineering |
| WUSCI | Western Union Space Communications, Incorporated | In English | → Telecommunications → Spaceflight engineering, astronautics |
| ZEVGA | Zeitschrift fur Eisenbahnwesen und Verkehrstechnik Glasers Annalen | In German | → Serial publications, periodicals → Transport and postal services |
| ZFlu | Zeitschrift fur Flugwissenschaften | In German | → Serial publications, periodicals → Spaceflight engineering, astronautics |
| ZFlWe | Zeitschrift fur Flugwissenschaften und Weltraumforschung | In German | → Serial publications, periodicals → Spaceflight engineering, astronautics |
| МИАТ | Монголын Иргэний Агаарын Тээвэр = MIAT | Mongolyn Irgenii Agaaryn Teever | In Mongolian |
In Mongolian | → Aeronautics, aircraft → Transport and postal services |
| НЛО | Неидентифициран летящ обект = OVNI | Objet Volant Non Identifié | In French = OVNI | Objecte Volador No Identificat | In Catalan = OVNI | Objeto Volador No Identificado | In Spanish = UFO | Unidentifiziertes Flugobjekt | In German = UFO | Unidentified Flying Object | In English = UFO | Unknown Flying Object | In English = UFO | Uidentificeret flyvende objekt | In Danish = NIFO | Neidentigita Fluganta Objekto | In Esperanto = UFO | Unbekend fleanend objekt | In Frisian = עב"מ | עצם בלתי מזוהה | In Hebrew = OVNI | Oggetto Volante Non Identificato | In Italian = NLO | Neidentificēts lidojošs objekts | In Latvian = UFO | Uidentifisert flygende objekt | In Norwegian = UFO | Uidentifisert flygande objekt | In Nynorsk = NOL | Niezidentyfikowany Obiekt Latający | In Polish = OVNI | Objeto Voador Não Identificado | In Portuguese = OZN | Obiect Zburător Neidentificat | In Romanian = НЛО | Неопознанный летающий объект | In Russian = NLO | Neidentifikovani leteći objekat | In Serbo-Croatian |
In Bulgarian | → Spaceflight engineering, astronautics |
| НЛО | Неопознанный летающий объект = OVNI, UFO, NIFO, עב"מ, NLO, NOL, OZN (look above) |
In Russian | → Spaceflight engineering, astronautics |
| НМР | Нуклеарна магнетна резонанција = RMN | Résonance Magnétique Nucléaire | In French = NMR | Nuclear Magnetic Resonance | In English = RMN | Ressonància Magnètica Nuclear | In Catalan = RMN | Risonanza Magnetica Nucleare | In Italian = תמ"ג | תהודה מגנטית גרעינית | In Hebrew = ЯМР | Я́дерного магни́тного резона́нса | In Russian |
In Serbian | → Medicine → Nuclear, atomic, and molecular physics → 629031 |
| ЯМР | Я́дерного магни́тного резона́нса = НМР, RMN, NMR, תמ"ג (look above) |
In Russian | → Medicine → Nuclear, atomic, and molecular physics → 629031 |
| עב"מ | עצם בלתי מזוהה = НЛО, OVNI, UFO, NIFO, עב"מ, NLO, NOL, OZN (look above) |
In Hebrew | → Spaceflight engineering, astronautics |
| תמ"ג | תהודה מגנטית גרעינית = НМР, RMN, NMR, תמ"ג, ЯМР (look above) |
In Hebrew | → Medicine → Nuclear, atomic, and molecular physics → 629031 |
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