space suit

noun

1
: a suit equipped with life supporting provisions to make life in space possible for its wearer
2
: g suit

Examples of space suit in a Sentence

Recent Examples on the Web
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After finishing checks on the astronauts' space suits, the closeout crew exited the Orion capsule and began steps to close its two hatches. Charlie Gile, NBC news, 1 Apr. 2026 Meanwhile, the astronauts will begin a series of systems checks, stow their launch couches and change out of their space suits into some more comfortable clothing ahead of their first sleep cycle. Josh Dinner, Space.com, 31 Mar. 2026 Inside the premises, lining the walls, were astronaut space suits and scuba gear. Adam Ciralsky, Vanity Fair, 19 Mar. 2026 Instead the agency will rejigger its planned Artemis III mission to test in-orbit capabilities such as using the astronauts’ space suits in microgravity and rendezvousing with at least one of the spacecraft that NASA hopes to use as a lunar lander. Claire Cameron, Scientific American, 27 Feb. 2026 See All Example Sentences for space suit

Word History

First Known Use

1929, in the meaning defined at sense 1

Time Traveler
The first known use of space suit was in 1929

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Cite this Entry

“Space suit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/space%20suit. Accessed 4 Apr. 2026.

Kids Definition

space suit

noun
: a suit equipped to make life in space possible for its wearer

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