space walk

noun

: a period of activity spent outside a spacecraft by an astronaut in space
spacewalk intransitive verb
spacewalker noun

Examples of space walk in a Sentence

Recent Examples on the Web
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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 Originally, the space agency had targeted 2025 for demonstrations of the lunar variants, followed by tests of the microgravity versions via an ISS space walk in 2026. Claire Cameron, Scientific American, 20 Apr. 2026 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 Big Bounce America, which was bringing the world's largest space walk to UNO this weekend, rescheduled for April 25-27, a representative says. Chelsea Brasted, Axios, 27 Mar. 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

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Cite this Entry

“Space walk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/space%20walk. Accessed 11 May. 2026.

Kids Definition

space walk

noun
: a period of movement in space outside a spacecraft by an astronaut
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