noun

astronaut

astronaut

The astronaut floated in zero gravity.

The astronaut floated in zero gravity.

((an astronaut)) a person who is trained to travel in a spacecraft. The astronaut floated in zero gravity.

Synonyms: cosmonaut, space traveler, taikonaut

From Greek 'astron' (star) + 'nautes' (sailor). Literally, a 'star sailor'.

Think of the '-naut' part like the word 'nautical'. An astronaut is a sailor of the stars.

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