prismoid

noun
pris·​moid | \ ˈpriz-ˌmȯid How to pronounce prismoid (audio) \

Definition of prismoid

: a prismatoid whose parallel bases have the same number of sides

Other Words from prismoid

prismoidal \ priz-​ˈmȯi-​dᵊl How to pronounce prismoid (audio) \ adjective

First Known Use of prismoid

1881, in the meaning defined above

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The first known use of prismoid was in 1881

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Cite this Entry

“Prismoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prismoid. Accessed 6 Mar. 2021.

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