extravehicular

adjective

ex·​tra·​ve·​hic·​u·​lar ˌek-strə-vē-ˈhi-kyə-lər How to pronounce extravehicular (audio)
: taking place outside a vehicle (such as a spacecraft)
extravehicular activity

Examples of extravehicular in a Sentence

Recent Examples on the Web
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The system is engineered for full operability while wearing gloves during extravehicular activities (EVAs). Anthony Demarco, Forbes.com, 21 Apr. 2026 Almost every morning and every afternoon, two or three of us were to go on an EVA (extravehicular activity) and travel to different geological formations, nominally to gather data for our various projects. Elena Saavedra Buckley, Harpers Magazine, 21 Apr. 2026 The Omega Speedmaster Professional, which had been qualified by NASA in 1965 for manned space missions and extravehicular activity, became the first watch worn on the moon when Buzz Aldrin wore it on the lunar surface in 1969. Kate Youde, CNN Money, 14 Apr. 2026 Officials will also use the mission to test space suits, known as extravehicular activity suits, for astronauts on the lunar surface. Kate Perez, USA Today, 5 Apr. 2026 See All Example Sentences for extravehicular

Word History

First Known Use

1965, in the meaning defined above

Time Traveler
The first known use of extravehicular was in 1965

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Cite this Entry

“Extravehicular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extravehicular. Accessed 2 May. 2026.

Kids Definition

extravehicular

adjective
ex·​tra·​ve·​hic·​u·​lar ˌek-strə-vē-ˈhik-yə-lər How to pronounce extravehicular (audio)
: taking place outside a vehicle (as a spacecraft)
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