decahedron

[ dek-uh-hee-druhn ]

/ ˌdɛk əˈhi drən /

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noun, plural dec·a·he·drons, dec·a·he·dra

[dek-uh-hee-druh]. /ˌdɛk əˈhi drə/. Geometry.

a solid figure having ten faces.

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Which of the following words describes “sky blue”?

navy

beryl

azure

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Origin of decahedron

From New Latin, dating back to 1820–30; see origin at deca-, -hedron

OTHER WORDS FROM decahedron

dec·a·he·dral

[dek-uh-hee-druhl], /ˌdɛk əˈhi drəl/, adjective

Words nearby decahedron

Decadron, decaf, decaffeinate, decaffeinated, decagon, decahedron, decahydrate, decahydronaphthalene, decal, decalage, decalcification

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for decahedron

decahedron

/ (ˌdɛkəˈhiːdrən) /

noun

a solid figure having ten plane facesSee also polyhedron

Derived forms of decahedron

decahedral, adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for decahedron

decahedron

[ dĕk′ə-hē′drən ]

Plural decahedrons decahedra

A polyhedron having ten faces.