noun

cosmonaut

cosmonaut

The first cosmonaut in space was Yuri Gagarin.

The first cosmonaut in space was Yuri Gagarin.

a Russian space traveller The cosmonaut prepared for the mission.

Synonyms: astronaut, spaceman (specifically refers to a Russian space traveller)

From Greek 'kosmos' (universe) + 'nautes' (sailor). It means 'a sailor of the universe'.

'Cosmo-' for universe and '-naut' like 'nautical' for sailor. Compare it with the American term 'astronaut' (star sailor).

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