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Definitions

asteroid

[as-tuh-roid] / ˈæs təˌrɔɪd /


NOUN
satellite
Synonyms


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.

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An international team led by the University of Bern has found evidence that a single asteroid collision may have dramatically reshaped Deimos, the smaller of Mars' two moons.

From Science Daily Aug. 26, 2026

The Little Prince, who lives on a house-sized asteroid, recounts his travels to different planets and shares solemn wisdom about life’s challenges.

From The Wall Street Journal Aug. 17, 2026

The study does not mean asteroid mining is about to begin.

From Science Daily Aug. 7, 2026

"Asteroids are a really interesting challenge in many ways. It's unusual for an asteroid to come out of nowhere," explained Nash.

From Barron's Aug. 7, 2026

“But I still don’t see why an asteroid would knock out the electricity. Or why Mami would be called to the hospital.”

From "The Dead and the Gone" by Susan Beth Pfeffer

Those observations are intended to help researchers evaluate the deflection of asteroids as a potential method to defend Earth against asteroid impacts.

From Science Daily Aug. 26, 2026

The "capture" hypothesis meanwhile postulates that the moons are asteroids from the outer Solar System that were captured by Mars' gravity.

From Barron's Aug. 16, 2026

Meteor showers happen when the Earth passes through trails of debris from asteroids or comets - a snowball of frozen rock and gas orbiting the Sun.

From BBC Aug. 11, 2026

Another branch of their work is planetary defence, which involves identifying threats like comets and asteroids.

From Barron's Aug. 7, 2026

They talked about asteroids, volcanoes, and melting ice caps.

From "Schooled" by Gordon Korman




Vocabulary lists containing asteroid


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