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Definition of spacesuit

spacesuit

/ˈspeɪsˌsuːt/
space · suit
Plural:spacesuits
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spacesuit Lexical Profile

spacesuit Game Scores & Validity

• noun

1

A sealed, pressurized garment equipped with an independent air supply, temperature regulation, and radiation protection, worn by an astronaut to survive in the vacuum of outer space or during high-altitude flight.

Example

"Before stepping out of the airlock for the repair mission, the astronaut carefully checked the pressure gauge on her spacesuit."

Synonyms
View all synonyms for spacesuit

• Nearby Words

spaceport
spacer
spaceship
spacesuit
spacetime
spacewalk
spacewalker

Cite this Entry

Wordmom. (2026). Definition of Spacesuit. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/spacesuit
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