Astronaut

Pronunciation

• Canada enPR: ăs'trÉ™nôt", IPA: /ˈæstrəˌnÉ‘t/, /ˈæstrəˌnɒːt/
• UK enPR: ăs'trÉ™nôt", IPA: /ˈæstɹəˌnɔːt/

Origin

Coined from Ancient Greek ἄστρον (ástron, "star") and ναύτης (naútēs, "sailor").

Full definition of astronaut

Noun

1. A member of the crew of a spaceship or other spacecraft that travels beyond Earth's atmosphere, or someone trained to serve that purpose

Synonyms

• cosmonaut
• spationaut
• taikonaut

Derived terms

• ancient astronaut