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asteroid belt

[ as-tuh-roid belt ]
/ ˈæs təˌrɔɪd ˌbɛlt /
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noun Astronomy.
the region in space between the orbits of Mars and Jupiter, containing the greatest population of asteroids in our solar system: comprising about half the mass of the asteroid belt are its four largest asteroids, namely, Ceres, Pallas, Vesta, and Hygieia.
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Origin of asteroid belt

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use asteroid belt in a sentence

Cultural definitions for asteroid belt

asteroid belt

A region of the solar system between the orbits of the planets Mars and Jupiter. Most asteroids are found in the asteroid belt.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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