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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

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

About 66 million years ago, a massive asteroid struck Earth and unleashed one of the most destructive events in the planet's history.

From Science Daily • Mar. 15, 2026

“I’m only saying,” said Gregory Powell, patiently, as one explaining electronics to an idiot child, “that according to spec, those robots are equipped for asteroid mining without supervision. We’re not supposed to watch them.”

From "I, Robot" by Isaac Asimov




Vocabulary lists containing asteroid