cosmonaut

noun
cos·​mo·​naut | \ ˈkäz-mə-ˌnȯt How to pronounce cosmonaut (audio) , -ˌnät \

Definition of cosmonaut

: an astronaut of the Soviet or Russian space program

Examples of cosmonaut in a Sentence

Recent Examples on the Web The show features a one-third scale model of Vostok, which made Soviet cosmonaut Yuri Gagarin the first human in space on April 12, 1961—just 23 days ahead of Shepard’s journey. Alice George, Smithsonian Magazine, 4 May 2022 The pair celebrated Cosmonaut’s Day—a celebration of Soviet cosmonaut Yuri Gagarin carrying out the first human spaceflight in 1961—and announced a joint project to guarantee both countries independent access to space. Robert Hart, Forbes, 12 Apr. 2022 The rare news conference followed a visit by the two leaders to the Vostochny Cosmodrome to mark Russia’s annual Cosmonautics Day, which commemorates the world’s first manned space flight, by a Soviet cosmonaut in 1961. Washington Post, 12 Apr. 2022 And in a nod to Belarus’s status as Russia’s key ally in the war, Mr. Putin promised to send a Belarusian cosmonaut into space as early as next year. New York Times, 12 Apr. 2022 Dubrov moved into Russia’s top five, well short of the 437-day, 17-hour marathon by a cosmonaut-physician aboard the 1990s Mir space station that remains the world record. Marcia Dunn, orlandosentinel.com, 30 Mar. 2022 Dubrov moved into Russia’s top five, well short of the 437-day, 17-hour marathon by a cosmonaut-physician aboard the 1990s Mir space station that remains the world record. Marcia Dunn, Anchorage Daily News, 30 Mar. 2022 The mission, which went for 11 months, was a research project set up to study the effects of long-term spaceflight with Kelly and Roscosmos cosmonaut Mikhail Kornienko as the participants. Allison Gasparini, Forbes, 25 Mar. 2022 My father, the Black cosmonaut, frenzied by thirst. Warsan Shire, The Atlantic, 27 Feb. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cosmonaut.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cosmonaut

1955, in the meaning defined above

History and Etymology for cosmonaut

Russian kosmonavt, from Greek kosmos + Russian -navt (as in aeronavt aeronaut)

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Time Traveler for cosmonaut

Time Traveler

The first known use of cosmonaut was in 1955

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Dictionary Entries Near cosmonaut

cosmology

cosmonaut

cosmonautics

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Statistics for cosmonaut

Last Updated

14 May 2022

Cite this Entry

“Cosmonaut.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cosmonaut. Accessed 23 May. 2022.

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More Definitions for cosmonaut

cosmonaut

noun
cos·​mo·​naut | \ ˈkäz-mə-ˌnȯt How to pronounce cosmonaut (audio) \

Kids Definition of cosmonaut

: an astronaut in the space program of Russia or the former Soviet Union

More from Merriam-Webster on cosmonaut

Nglish: Translation of cosmonaut for Spanish Speakers

Britannica.com: Encyclopedia article about cosmonaut

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