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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.

He said astronaut Christina Koch was a good role model as she was "experienced, competent and relatable".

From BBC • Apr. 18, 2026

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

From The Wall Street Journal • Apr. 12, 2026

“I would suggest to you that when you look up here, you’re not looking at us,” said Canadian Space Agency astronaut and Artemis II mission specialist astronaut Jeremy Hansen, back in Houston Saturday.

From Los Angeles Times • Apr. 12, 2026

Flanked on stage by mission commander Reid Wiseman, Victor Glover and Jeremy Hansen, astronaut Christina Koch called for people on Earth to embrace their shared humanity.

From Barron's • Apr. 11, 2026

Elena trained with another cosmonaut, German/ESA astronaut Ulf Merbold, for a long stay at the Mir Space Station.

From "Women in Space" by Karen Bush Gibson



Vocabulary lists containing astronaut