space walk

noun

: a period of activity spent outside a spacecraft by an astronaut in space
spacewalk
ˈspās-ˌwȯk How to pronounce space walk (audio)
intransitive verb
spacewalker
ˈspās-ˌwȯ-kər How to pronounce space walk (audio)
noun

Examples of space walk in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The inhabitants of this space walk onto the stage in profile, one by one, and take their positions—on a rocking chair, against a wall. — Jennifer Homans, New Yorker, 27 Apr. 2026 But such bad luck isn’t unknown in the history of manned spaceflight, so top priority was given to preparing for worst-case scenarios like losing a second cooling loop during the first loop’s repair space walk. — James Oberg, IEEE Spectrum, 6 Aug. 2010 Koch is a 47-year-old engineer and adventurer—an ice and rock climber, a surfer, and a triathlete who participated in the first all-woman space walk and who lived for 328 days on the ISS. — Sally Jenkins, The Atlantic, 8 Apr. 2026 One of the two astronauts stranded at the International Space Station (ISS) has taken their first space walk since arriving at the station nearly seven months ago. — Abigail Adams, People.com, 16 Jan. 2025 See All Example Sentences for space walk

Word History

First Known Use

1963, in the meaning defined above

Time Traveler
The first known use of space walk was in 1963

Rhymes for space walk

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Browse Nearby Words

space velocity
space walk
spaceward
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Cite this Entry

“Space walk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/space%20walk. Accessed 7 Jul. 2026.

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Kids Definition

space walk

noun
: a period of movement in space outside a spacecraft by an astronaut
Last Updated: - Updated example sentences
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