WordReference Random House Unabridged Dictionary of American English © 2017
ex•tra•ve•hic•u•lar  (ek′strə vē hikyə lər),USA pronunciation adj. [Aerospace.]
  1. Aerospaceof, pertaining to, or being an activity performed by an astronaut outside a space vehicle while in orbit:an extravehicular activity.
  • extra- + vehicular 1960–65


Collins Concise English Dictionary © HarperCollins Publishers::

extravehicular /ˌɛkstrəvɪˈhɪkjʊlə/ adj
  1. occurring or used outside a spacecraft, either in space or on the surface of the moon or another planet



'extravehicular' also found in these entries:
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