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astronaut

[ as-truh-nawt, -not ]

noun

  1. a person engaged in or trained for spaceflight.


astronaut

/ ˈæ²õ³Ù°ùəˌ²Ôɔ˳٠/

noun

  1. a person trained for travelling in space See also cosmonaut
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

astronaut

  1. A crew member of a space mission launched by the United States. ( See Apollo program and Mercury program .)
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˜yÐÄvlog History and Origins

Origin of astronaut1

1925–30; astro- + (aero)naut, probably via French astronaute; astronautical
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˜yÐÄvlog History and Origins

Origin of astronaut1

C20: from astro- + -naut from Greek ²Ô²¹³Ü³Ùŧ²õ sailor, on the model of aeronaut
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Compare Meanings

How does astronaut compare to similar and commonly confused words? Explore the most common comparisons:

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Example Sentences

Examples have not been reviewed.

Amazon MGM showed off many other films, including Ryan Gosling's space epic Project Hail Mary in which he play's a reluctant astronaut tasked with saving humanity.

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Every time an Apollo astronaut walked off the moon and into his spacecraft, he tracked a load of dust with him.

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All of this is why astronauts go up to space in tip-top physical condition.

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The astronauts were helped on to a stretcher, which is standard practice after spending so long in the weightless environment.

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The astronauts then filled them out and transmitted them to satellites which relayed them to a ground terminal in New Mexico.

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