Kuiper Belt

noun

Kui·​per Belt ˈkī-pər- How to pronounce Kuiper Belt (audio)
: a band of small celestial bodies beyond the orbit of Neptune from which many short-period comets are believed to originate compare oort cloud

Word History

Etymology

Gerald A. Kuiper †1973 U.S. (Dutch-born) astronomer

First Known Use

1988, in the meaning defined above

Time Traveler
The first known use of Kuiper Belt was in 1988

Dictionary Entries Near Kuiper Belt

Cite this Entry

“Kuiper Belt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Kuiper%20Belt. Accessed 8 Dec. 2022.

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