pen·​ta·​he·​dron ˌpen-tə-ˈhē-drən How to pronounce pentahedron (audio)
: a solid bounded by five faces
pentahedral adjective

Word History


New Latin

First Known Use

1590, in the meaning defined above

Time Traveler
The first known use of pentahedron was in 1590

Dictionary Entries Near pentahedron

Cite this Entry

“Pentahedron.” Dictionary, Merriam-Webster, Accessed 20 May. 2024.

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