cosmonaut

noun
🔊/ˈkɒzmənɔːt/
🔊/ˈkɑːzmənɔːt/
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  1. an astronaut from the former Soviet Union(苏联的)宇航员,航天员,太空人Topics Spacec1
    Word Origin1950s: from cosmos, on the pattern of astronaut and Russian kosmonavt.