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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.

The asteroid itself is made up of fragments from a much larger parent body that broke apart long ago.

From Science Daily • Mar. 31, 2026

In a classic episode, Elroy goes to an asteroid on a school field trip.

From The Wall Street Journal • Mar. 30, 2026

Some researchers suggested the spike could be evidence of an unusual iron rich asteroid.

From Science Daily • Mar. 20, 2026

More than two centuries after asteroid 16 Psyche was first identified, scientists are still trying to determine how it formed.

From Science Daily • Mar. 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