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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.

“We do so in honoring the extraordinary efforts and feats of our predecessors in human space exploration,” said Canadian astronaut and Artemis II mission specialist Jeremy Hansen.

From Los Angeles Times • Apr. 6, 2026

Former astronaut Charlie Duke, who walked on the Moon in 1972 as part of the Apollo 16 mission, gave the ceremonial wakeup call to the crew.

From Barron's • Apr. 5, 2026

Artemis 2 astronaut Victor Glover, who pilots the Orion spacecraft, said before liftoff this week that eyes were a "magical instrument."

From Barron's • Apr. 5, 2026

And from the Orion capsule, Canadian astronaut Jeremy Hansen said the crew was "feeling pretty good up here on our way to the Moon".

From BBC • Apr. 2, 2026

On one mission, the astronaut had so much fun floating around outside of the space capsule that his commanders had to order him to go back inside his craft.

From "Reaching for the Moon" by Katherine Johnson