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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

“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

As the Orion approached the moon on April 5, the crew woke up to a message from Apollo 16 astronaut Charlie Duke.

From The Wall Street Journal • Apr. 11, 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

After a week of testing, flight surgeon Robert Secrest told Jerrie that not only had she passed, but she had scored in the top 2 percent of all astronaut test candidates.

From "Women in Space" by Karen Bush Gibson



Vocabulary lists containing astronaut