Meaning & use
spacewalk
A period of activity by an astronaut outside a spacecraft while in space.
See it in a sentence
The crew completed a six-hour spacewalk to repair the solar panels.
Her first spacewalk lasted much longer than any of her previous missions.
A note on using this word
Spacewalk can also be used as a verb, as in 'they spacewalked for repairs,' though the noun form is far more common.
Words with a similar meaning
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