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tetrahedral

[ te-truh-hee-druhl ]
/ ˌtɛ trəˈhi drəl /
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adjective

pertaining to or having the form of a tetrahedron.
having four lateral planes in addition to the top and bottom.

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Origin of tetrahedral

First recorded in 1785–95; tetrahedr(on) + -al1

OTHER WORDS FROM tetrahedral

tet·ra·he·dral·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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