extravehicular activity
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extravehicular activity — activity outside of a spaceship (pertaining to work done by astronauts) … English contemporary dictionary
extravehicular activity — /ˌɛkstrəvəˌhɪkjələr ækˈtɪvəti/ (say .ekstruhvuh.hikyuhluhr ak tivuhtee) noun any operation carried out by an astronaut outside the spacecraft, either in space or on the moon. Also, EVA …
extravehicular — /ek streuh vee hik yeuh leuhr/, adj. Aerospace. of, pertaining to, or being an activity performed by an astronaut outside a space vehicle while in orbit: an extravehicular activity. [1960 65; EXTRA + VEHICULAR] * * * … Universalium
extravehicular — adjective Date: 1965 taking place outside a vehicle (as a spacecraft) < extravehicular activity > … New Collegiate Dictionary
extravehicular mobility unit — a spacesuit worn by a space shuttle astronaut during an extravehicular activity. Abbr.: EMU * * * … Universalium
extravehicular mobility unit — a spacesuit worn by a space shuttle astronaut during an extravehicular activity. Abbr.: EMU … Useful english dictionary
extravehicular — ☆ extravehicular [eks΄trəvē hik′yo͞o lər ] adj. designating or of activity by an astronaut outside a vehicle in space … English World dictionary
Extravehicular Mobility Unit — The Space Shuttle/International Space Station Extravehicular Mobility Unit (EMU) is an independent anthropomorphic system that provides environmental protection, mobility, life support, and communications for a Shuttle or ISS crew member to… … Wikipedia
Space activity suit — The Space Activity Suit developed by Paul Webb and built under a NASA project. The image shows the complete multi layer suit and positive pressure helmet, lacking only the backpack. (taken 1971) A space activity suit is a kind of spacesuit which… … Wikipedia
Extra-vehicular activity — (EVA) is work done by an astronaut away from the Earth and outside of a spacecraft. The term most commonly applies to an EVA made outside a craft orbiting Earth (a spacewalk) but also applies to an EVA made on the surface of the Moon (a moonwalk) … Wikipedia
