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Definitions

astronaut

[as-truh-nawt, -not] / ˈæs trəˌnɔt, -ˌnɒt /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Victor Glover became the first black astronaut to reach deep space; Christina Koch the first woman; Jeremy Hansen the first Canadian.

From BBC • Apr. 16, 2026

Then he could have released an image of himself in the Artemis space capsule and told us he’s an astronaut and he’s thinking of building a string of Trump hotels on the moon.

From Los Angeles Times • Apr. 13, 2026

What happens on a summer night when an astronaut casts his eyes on the moon.

From The Wall Street Journal • Apr. 12, 2026

During a call with Canadian Prime Minister Mark Carney, the astronauts said they shared maple cream cookies while passing the far side of the moon, a nod to astronaut Jeremy Hansen’s home country.

From The Wall Street Journal • Apr. 11, 2026

Two years before, Gagarin had been selected as one of two thousand candidates for a job that did not yet exist—cosmonaut, the Russian term for astronaut.

From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin



Vocabulary lists containing astronaut