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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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That places the impact around 100 million years before a major increase in cratering on Earth that researchers have suggested may be connected to collisions within the asteroid belt.

From Science Daily ● Sep. 22, 2026

It formed near the Moon's eastern edge sometime between April 11 and May 22, 2024, when an asteroid or comet roughly the size of a three- to six-story building struck the surface.

From Science Daily ● Sep. 18, 2026

According to the researchers, an asteroid about 320 meters across striking Deimos at an angle of 45 degrees could have produced the size and shape of the depression now visible near the moon's south pole.

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

But what if the flashes were instead caused by the impact of a small asteroid or a piece of a comet?

From "Cosmos" by Carl Sagan

That means asteroids, meteoroids, and other objects can strike the lunar surface directly.

From Science Daily ● Sep. 18, 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

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

From BBC ● Aug. 12, 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

They spent one week each month at the Palomar Observatory in California looking for objects, asteroids primarily, whose trajectories carried them across Earth’s orbit.

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




Vocabulary lists containing asteroid


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