asteroid belt

noun

: the region of interplanetary space between the orbits of Mars and Jupiter in which most asteroids are found

Examples of asteroid belt in a Sentence

Recent Examples on the Web
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This comet is located in the asteroid belt between Mars and Jupiter. Zhenbo Wang, Discover Magazine, 31 Dec. 2024 That study examined seven dark comets but estimated that between 0.5 and 60% of all near-Earth objects could be dark comets from the asteroid belt between Mars and Jupiter. Jamie Carter, Forbes, 10 Dec. 2024 Most asteroids are found in the asteroid belt–a ring between the orbit of Mars and Jupiter. Laura Baisas, Popular Science, 20 Dec. 2024 The celestial objects are diminutive, only reaching up to tens of meters across, and may have originated from the main asteroid belt, located between the orbits of Mars and Jupiter. Ashley Strickland, CNN, 18 Dec. 2024 See all Example Sentences for asteroid belt 

Word History

First Known Use

1867, in the meaning defined above

Time Traveler
The first known use of asteroid belt was in 1867

Dictionary Entries Near asteroid belt

Cite this Entry

“Asteroid belt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/asteroid%20belt. Accessed 16 Jan. 2025.

Kids Definition

asteroid belt

noun
: the region of interplanetary space between the orbits of Mars and Jupiter in which most asteroids are found

More from Merriam-Webster on asteroid belt

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