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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.

Bennu is known as a carbonaceous asteroid, meaning it is rich in carbon-based material, including organic compounds.

From Science Daily • Mar. 31, 2026

Instead, liquid water likely interacted with different parts of the asteroid under varying conditions, creating a patchwork of chemical environments.

From Science Daily • Mar. 31, 2026

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

Any asteroid out there that has our name on it is very likely to have no other.

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