Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. Activity or maneuvers performed by an astronaut outside a spacecraft in space.
Wiktionary
- n. any activity done by an astronaut outside of a spacecraft etc; a spacewalk or moonwalk
Examples
“Once the indicator needle fell below the blue at the bottom of the scale, it would be safe for a man in a spacesuit to engage in EVA — extravehicular activity — outside the ship.”
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