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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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Hera is currently traveling toward its main destination, the asteroid moon Dimorphos.

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

I recently rewatched Armageddon, complete with Bruce Willis, oil drillers sent into space, and an asteroid the size of Texas racing toward Earth.

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

The asteroid belt is a great grinding mill, producing smaller and smaller pieces down to motes of dust.

From "Cosmos" by Carl Sagan

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

This occurs when the Earth passes through trials of debris from asteroids or comets.

From BBC Aug. 12, 2026

Those samples contain substantial evidence that briny fluids once existed just beneath the surfaces of their parent asteroids.

From Science Daily Aug. 8, 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 rest of our family and friends are asteroids and comets floating around the planets orbiting the Sun.

From "Wonder" by R. J. Palacio




Vocabulary lists containing asteroid


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