Meaning & use
spacesuit
A protective, pressurized suit worn by astronauts to survive outside a spacecraft.
See it in a sentence
The astronaut checked her spacesuit for leaks before the spacewalk.
Spacesuits supply oxygen and regulate temperature in the vacuum of space.
A note on using this word
A spacesuit is a sealed pressure and life-support system, not merely protective clothing like a diving suit.
Words with a similar meaning
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