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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Su was part of a team that in 2013 discovered what appeared to be a large asteroid belt around Vega, which hinted at the presence of planets. Jamie Carter, Forbes, 1 Nov. 2024 Throughout October: Earth’s second moon In late September, astronomers announced that Earth’s gravitational force nabbed our planet a second and temporary mini moon — an asteroid from our solar system’s Arjuna asteroid belt. Stephanie Vermillion, Travel + Leisure, 1 Oct. 2024 The team studied the composition of meteorites found on Earth and conducted a telescopic survey of the materials that make up the major asteroid families in the asteroid belt. Margherita Bassi, Smithsonian Magazine, 18 Oct. 2024 Scientists think that both of Mars’ small, lumpy moons may be asteroids that were captured from the main asteroid belt, located between Mars and Jupiter. Ashley Strickland, CNN, 7 Oct. 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 17 Nov. 2024.

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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