Of or pertaining to the space outside a vehicle, especially a spacecraft in space(adjective)
Being or happening outside a vehicle(adjective)
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Use "extravehicular" in a sentence
"When visiting the International Space Station American astronauts use the Orlan when they are participating in extravehicular activities."
"And on this flight, one of those space travelers is to carry out China's first spacewalk, also known as extravehicular activity, or EVA for short."
"Center Engineering Directorate such as extravehicular activity (EVA) tools and equipment, technology development for advanced EVA, extravehicular robotics, environmental control and life support systems, active thermal control systems, flight crew equipment, and crew health care systems."