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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.

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

From The Wall Street Journal • 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

All members of Nasa's astronaut corps, including the four on Artemis II, are eligible.

From BBC • Apr. 10, 2026

Some pieces, including his Coachella astronaut, mountain lion and turtle, are now listed for thousands in online forums and on eBay.

From Los Angeles Times • Apr. 10, 2026

And I toasted Dr. Mae Jemison, a chemical engineer and medical doctor, who became the first African American woman astronaut, in 1992.

From "Reaching for the Moon" by Katherine Johnson



Vocabulary lists containing astronaut