Standard Lemma guide

cosmonaut

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • kŏz'mənôt
  • Received-Pronunciation: /ˈkɒz.məˌnɔːt/
  • General-American: /ˈkɑz.məˌnɔt/
  • cot-caught-merger: /ˈkɑz.məˌnɑt/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: K AO1 Z M AH0 N AO2 T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

An astronaut, especially a Russian or Soviet one.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a person trained to travel in a spacecraft

Definition source: Princeton WordNet 3.0

Examples

  • the Russians called their astronauts cosmonauts

Meaning relationships

Synonyms: astronaut, spaceman

Antonyms: none provided

Broader terms: traveler, traveller

Narrower terms: spacewalker, Armstrong, Neil Armstrong, Gagarin, Yuri Gagarin, Yuri Alekseyevich Gagarin, Glenn, John Glenn, John Herschel Glenn Jr., Shepard, Alan Shepard, Alan Bartlett Shepard Jr., Tereshkova, Valentina Tereshkova, Valentina Vladmirovna Tereshkova

History

Etymology

Borrowed from Russian космона́вт (kosmonávt), from Ancient Greek κόσμος (kósmos, “universe”) + ναύτης (naútēs, “sailor”). By surface analysis, cosmo- + -naut.

Across languages

Translations

65 source translations are retained for this English entry.

  • Arabic: رَجُل فَضَاء (rajul faḍāʔ) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Arabic: رَائِد فَضَاء (rāʔid faḍāʔ) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Arabic: مَلَّاح فَضَائِيّ (mallāḥ faḍāʔiyy) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Armenian: տիեզերագնաց (tiezeragnacʻ) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Azerbaijani: kosmonavt — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Belarusian: касмана́ўт (kasmanáwt) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Bulgarian: космона́вт (kosmonávt) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Catalan: cosmonauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Chinese Mandarin: 太空人 (tàikōngrén) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Chinese Mandarin: 宇航員 /宇航员 (yǔhángyuán) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Chinese Mandarin: 航天員 /航天员 (hángtiānyuán) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Chinese Mandarin: 宇宙飛行員 /宇宙飞行员 (yǔzhòu fēixíngyuán) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Cornish: stervarner — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Cornish: stervarnores — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Czech: kosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Dutch: kosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Dutch: kosmonaute — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Esperanto: kosmonaŭto — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Estonian: kosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Finnish: kosmonautti — an astronaut, especially a Russian or Soviet one — see also astronaut
  • French: cosmonaute — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Galician: cosmonauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Georgian: კოსმონავტი (ḳosmonavṭi) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • German: Kosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Greek: κοσμοναύτης (kosmonáftis) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Hebrew: קוסמונאוט (kosmonaut) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Hebrew: קוסמונאוטית (kosmonaut'it) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Hindi: अंतरिक्ष यात्री (antrikṣ yātrī) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Hungarian: kozmonauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Ido: kosmonauto — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Italian: cosmonauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Japanese: 宇宙飛行士 (uchū hikōshi) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Japanese: コスモノート (kosumonōto) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Korean: 우주비행사 (ujubihaengsa) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Kyrgyz: учурчу (ucurcu) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Lithuanian: kosmonautas — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Lithuanian: kosmonautė — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Malay: kosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Mongolian: сансрын нисэгч (sansryn nisegč) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Navajo: wótááhgóó ałnááʼáłtʼahí — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Persian: فضانورد (fazânavard) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Polish: astronauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Polish: astronautka — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Polish: kosmonauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Polish: kosmonautka — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Portuguese: cosmonauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Romanian: cosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Romanian: cosmonaută — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Russian: космона́вт (kosmonávt) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Serbo-Croatian: космонаут — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Serbo-Croatian: астронаут — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Serbo-Croatian: kosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Serbo-Croatian: astronaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Spanish: cosmonauta — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Swedish: kosmonaut — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Tagalog: malimayaw — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Thai: นักบินอวกาศ (nák-bin-à-wá-gàat) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Turkish: kozmonot — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Turkish: astronot — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Turkish: uçurcu — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Turkish: fezagir — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Ukrainian: космона́вт (kosmonávt) — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Vietnamese: nhà du hành vũ trụ — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Vietnamese: phi hành gia — an astronaut, especially a Russian or Soviet one — see also astronaut
  • Yiddish: קאָסמאָנויט (kosmonoyt) — an astronaut, especially a Russian or Soviet one — see also astronaut