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 The brief was for a more shock-proof and temperature-resistant watch for use on lunar expeditions and EVA (extravehicular activities), or spacewalks—temperatures could reach 120°C (248°F) in the direct glare of the sun. Chris Hall, WIRED, 5 Mar. 2024 Returning to Earth in February 2018, Vande Hei then served as the technical assistant for NASA’s Human Exploration and Operations Mission Directorate, and more recently as the assistant to the chief astronaut for extravehicular activity and robotics. Julia Musto, Fox News, 31 Mar. 2021 The problem begins when the astronaut's space suit is pressurized for a spacewalk (more technically called an extravehicular activity, or EVA), which makes the flexible fabric of the gloves hard and stiff. Eliza Strickland, Discover Magazine, 14 Sep. 2010 Astronaut Buzz Aldrin is pictured during the Apollo 11 extravehicular activity on the moon. K. N. Smith, Discover Magazine, 28 July 2016 The pair’s first extravehicular activity—as astronauts call such trips outside their spacecraft—turned up mostly breccias, conglomerate rocks created by the meteorite impacts that actually formed most lunar mountains. Mike Bezemek, Smithsonian Magazine, 14 June 2023 China this week revealed that two of its astronauts had conducted a secretive space walk around the Tiangong space station, marking the second extravehicular operation over the last three months. Caitlin McFall, Fox News, 3 Mar. 2023 Rubio will serve as extravehicular crew member 1 and will wear a suit with red stripes, while Cassada will wear an unmarked white suit as extravehicular crew member 2. Ashley Strickland, CNN, 22 Dec. 2022 The wearable robots attached to the space suit assist an astronaut in performing extravehicular activities (EVAs). IEEE Spectrum, 16 June 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'extravehicular.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1965, in the meaning defined above

Time Traveler
The first known use of extravehicular was in 1965

Dictionary Entries Near extravehicular

Cite this Entry

“Extravehicular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extravehicular. Accessed 19 Apr. 2024.

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)
Last Updated: - Updated example sentences
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