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Definition 2025

cosmonaut ‎(plural cosmonauts)

an astronaut, especially a Russian or Soviet one — See also translations at : astronaut

Arabic: رَجُل فَضَاء m ‎(rajul faḍāʾ), رَائِد فَضَاء m ‎(rāʾid faḍāʾ), مَلَّاح فَضَائِيّ m ‎(mallāḥ faḍāʾiyy)
Armenian: տիեզերագնաց (hy) ‎(tiezeragnacʿ)
Belarusian: касманаўт m ‎(kasmanáŭt)
Bulgarian: космонавт (bg) m ‎(kosmonávt)
Chinese:
Mandarin: 太空人 (zh) ‎(tàikōngrén), 宇航員 (zh), 宇航员 (zh) ‎(yǔhángyuán), 航天員 (zh), 航天员 (zh) ‎(hángtiānyuán), 宇宙飛行員, 宇宙飞行员 ‎(yǔzhòu fēixíngyuán)
Czech: kosmonaut (cs) m
Dutch: kosmonaut (nl) m
Esperanto: kosmonaŭto
Estonian: kosmonaut
Finnish: kosmonautti (fi)
French: cosmonaute (fr) m
Georgian: კოსმონავტი ‎(ḳosmonavṭi)
German: Kosmonaut (de) m
Greek: κοσμοναύτης (el) m ‎(kosmonáftis)
Hebrew: קוסמונאוט m ‎(qosmonaut'), קוסמונאוטית f ‎(qosmonaut'it)
Hungarian: kozmonauta
Ido: kosmonauto (io)
Italian: cosmonauta (it)

Japanese: 宇宙飛行士 (ja) ‎(うちゅうひこうし, uchū-hikōshi), コスモノート ‎(kosumonōto)
Korean: 우주비행사 (ko) ‎(ujubihaengsa) (宇宙飛行士 (ko)), 코스머놋 ‎(koseumeonot)
Lithuanian: kosmonautas m, kosmonautė f
Malay: kosmonaut
Navajo: wótáahgoo ałnaaʼáłtʼahiʼ
Persian: فضانورد (fa)
Polish: astronauta (pl) m, astronautka (pl) f, kosmonauta (pl) m, kosmonautka (pl) f
Portuguese: cosmonauta (pt) m, f
Romanian: cosmonaut (ro) m, cosmonaută (ro) f
Russian: космона́вт (ru) m ‎(kosmonávt)
Serbo-Croatian:

Cyrillic: космонаут m, астронаут m

Roman: kosmonaut (sh) m, astronaut (sh) m
Spanish: cosmonauta (es) m, f
Tagalog: malimayaw
Thai: นักบินอวกาศ ‎(nákbinawakaad)
Turkish: kozmonot (tr), astronot (tr)
Ukrainian: космонавт m ‎(kosmonávt)
Vietnamese: nhà du hành vũ trụ, phi hành gia
Yiddish: קאָסמאָנויט m ‎(kosmonoyt)

Borrowing from French cosmonaute.

cosmonaut m ‎(plural cosmonauți, feminine equivalent cosmonaută)

declension of cosmonaut