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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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One hypothesis has proposed that Neornithes survived because many lived around aquatic environments, where conditions may have offered some protection from the devastation following the asteroid impact.

From Science Daily Sep. 11, 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

Japan also has experience in bringing back samples from space, including JAXA's unmanned Hayabusa-2 which returned 5.4 grams of rock and dust collected from an asteroid several hundred million kilometres from Earth in 2020.

From Barron's Aug. 16, 2026

JAXA's Hayabusa 2 mission brought material back from asteroid Ryugu, while NASA's OSIRIS-REx mission returned samples from asteroid Bennu.

From Science Daily Aug. 8, 2026

After much thought, the Alvarezes concluded that the most plausible explanation–plausible to them, at any rate–was that the Earth had been struck by an asteroid or comet.

From "A Short History of Nearly Everything" by Bill Bryson

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

Some asteroids are carbonaceous, meaning they contain carbon and water ice.

From Science Daily Aug. 7, 2026

While smaller space rocks frequently burn up in Earth's atmosphere, large orbiting rocks like asteroids are rarer.

From Barron's Aug. 7, 2026

The results point to specific asteroids that could be reached using existing spacecraft technology.

From Science Daily Aug. 7, 2026

Collisions among the asteroids happen frequently, and occasionally a piece is chipped off and accidentally intercepts the Earth, falling to the ground as a meteorite.

From "Cosmos" by Carl Sagan




Vocabulary lists containing asteroid


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