The story
- Ancient Greek · derived fromκόσμος“universe”
- Russian · borrowed fromкосмона́вт
- English todaycosmonaut
Borrowed from Russian космона́вт (kosmonávt), from Ancient Greek κόσμος (kósmos, “universe”) + ναύτης (naútēs, “sailor”). By surface analysis, cosmo- + -naut.
Words from the same roots
Ancient Greekκόσμος all →
cosmoscosmologycosmochiliocosmcosmo-cosmodicycosmolabecosmopolitecosmotheticparacosm
Etymology from Wiktionary, CC BY-SA 4.0.