astronaut

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

NOUN

space explorer

Synonyms

STRONGEST

cosmonaut pilot

WEAK

moonwalker rocket scientist rocketeer space person star person

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.

That shot 57 years ago helped capture the public's imagination when it was taken by US astronaut Bill Anders during the first space mission to carry humans around the Moon.

From Barron's • Apr. 7, 2026

We also saw the debut of Poetic Kinetics’ “Escape Velocity,” a.k.a. the Coachella astronaut, and the mirrored “Reflection Fields” by Phillip K. Smith among the festival’s major art installations.

From Los Angeles Times • Apr. 6, 2026

Canadian astronaut Jeremey Hansen acknowleged the achievement with humility.

From BBC • Apr. 6, 2026

"It's a bright spot on the Moon. And we would like to call it Carroll," Canadian astronaut Jeremy Hansen told a live broadcast.

From Barron's • Apr. 6, 2026

One of the phrases used to refer to Jerrie was "first lady astronaut."

From "Women in Space" by Karen Bush Gibson