Spacewalk
noun
1.
a task or mission performed by an astronaut outside a spacecraft in space.
verb (used without object)
2.
to execute such a task or mission.
noun
1.
the act or an instance of floating and manoeuvring in space, outside but attached by a lifeline to a spacecraft Technical name extravehicular activity
verb
2.
(intransitive) to float and manoeuvre in space while outside but attached to a spacecraft
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