spacewalk

[ speys-wawk ]
/ ˈspeɪsˌwɔk /

noun

a task or mission performed by an astronaut outside a spacecraft in space.

verb (used without object)

to execute such a task or mission.

Origin of spacewalk

An Americanism dating back to 1960–65; space + walk

OTHER WORDS FROM spacewalk

space·walk·er, noun

British Dictionary definitions for spacewalk

spacewalk
/ (ˈspeɪsˌwɔːk) /

noun

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

(intr) to float and manoeuvre in space while outside but attached to a spacecraft