decahedron

noun
deca·​he·​dron | \ ˌde-kə-ˈhē-drən How to pronounce decahedron (audio) \
plural decahedrons or decahedra\ ˌde-​kə-​ˈhē-​drə How to pronounce decahedra (audio) \

Definition of decahedron

: a polyhedron of 10 faces

First Known Use of decahedron

circa 1828, in the meaning defined above

History and Etymology for decahedron

International Scientific Vocabulary

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Time Traveler for decahedron

Time Traveler

The first known use of decahedron was circa 1828

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Cite this Entry

“Decahedron.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decahedron. Accessed 15 Aug. 2020.

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