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.

Meanwhile, to mark Coachella’s 20th year, Poetic Kinetics brought back the famous roving Coachella astronaut in a new form as “Overview Effect.”

From Los Angeles Times • Apr. 6, 2026

Canadian astronaut Jeremey Hansen acknowleged the achievement with humility.

From BBC • 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 Jeremy Hansen felt like he was "falling out of the sky" as his spacecraft followed its complex flight path to the Moon, the Canadian said in a Saturday video call.

From Barron's • Apr. 4, 2026

“At the time, Dr. Ochoa was an astronaut on board the International Space Station. In order to reach her laptop, I had to hack into NASA, the Department of Defense, and Roscosmos.”

From "City Spies" by James Ponti