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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 spacecraft is scheduled to arrive at asteroid Psyche in August 2029.

From Science Daily • May 26, 2026

With Mars now behind it, Psyche will resume using its solar-electric propulsion system to continue toward the asteroid belt.

From Science Daily • May 26, 2026

If the asteroid truly represents the metallic interior of an early world, it could provide researchers with a rare opportunity to study material similar to what lies deep inside rocky planets such as Earth.

From Science Daily • May 26, 2026

NASA’s Amit Kshatriya, the man behind Artemis, on the race with China to reach Mars, the asteroid belt and Jupiter’s moons.

From The Wall Street Journal • May 15, 2026

“But I still don’t see why an asteroid would knock out the electricity. Or why Mami would be called to the hospital.”

From "The Dead and the Gone" by Susan Beth Pfeffer




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