cosmonaut

Borrowed from Russian космона́вт (kosmonávt), from Ancient Greek κόσμος (kósmos, “universe”) + ναύτης (naútēs, “sailor”), may be decomposed as cosmo- +‎ -naut.

• enPR: kŏz'mənôt
  • (Received Pronunciation) IPA^(key): /ˈkɒz.məˌnɔːt/
  • (General American) IPA^(key): /ˈkɑz.məˌnɔt/
  • (cot–caught merger) IPA^(key): /ˈkɑz.məˌnɑt/

• Audio (Southern England):

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• Audio (US):

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cosmonaut (plural cosmonauts)

1. An astronaut, especially a Russian or Soviet one.
   • 2021 April 12, Gregory McNamee, “This Soviet cosmonaut was the first human in orbit — fueling the space race”, in CNN‎^[1]:

     Khrushchev’s answer came 60 years ago, on April 12, 1961, when Soviet cosmonaut Yuri Gagarin circled the Earth aboard a spacecraft called Vostok 1.

   • 2025 April 19, Ashley Strickland, “An astronaut’s awe-inspiring views from life in space”, in CNN‎^[2]:

     Longtime NASA astronaut Don Pettit, who has ventured to space four times, returned to Earth on Saturday night from the International Space Station. Pettit, who turned 70 on Sunday, landed at 9:20 p.m. ET in a Soyuz spacecraft with Roscosmos cosmonauts Alexey Ovchinin and Ivan Vagner near Zhezkazgan, Kazakhstan, after a seven-month stay aboard the orbiting laboratory.

• космонаут (cosmonaut) — post-1930s Cyrillic spelling

Borrowed from French cosmonaute. By surface analysis, cosmo- +‎ -naut.

• IPA^(key): /kos.mo.na.ˈut/

cosmonaut m (plural cosmonauți, feminine equivalent cosmonaută)

1. cosmonaut

   Synonym: astronaut

• “cosmonaut”, in DEX online—Dicționare ale limbii române (Dictionaries of the Romanian language) (in Romanian), 2004–2025