bipyramid

noun

bi·​pyr·​a·​mid (ˌ)bī-ˈpir-ə-mid How to pronounce bipyramid (audio)
: a crystal consisting of two identical pyramids base to base
bipyramidal
(ˌ)bī-pə-ˈra-mə-dᵊl How to pronounce bipyramid (audio)
adjective

Word History

First Known Use

1824, in the meaning defined above

Time Traveler
The first known use of bipyramid was in 1824

Dictionary Entries Near bipyramid

bipunctate

bipyramid

biquadratic

See More Nearby Entries 

Cite this Entry

“Bipyramid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bipyramid. Accessed 3 Dec. 2024.

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