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Definition of Astronauts
1. astronaut [n] - See also: astronaut
Medical Definition of Astronauts
1. Members of spacecraft crew including those who travel in space, and those in training for space flight. (12 Dec 1998)
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1. astronaut [n] - See also: astronaut
1. Members of spacecraft crew including those who travel in space, and those in training for space flight. (12 Dec 1998)