dodecahedron

[ doh-dek-uh-hee-druh n, doh-dek- ]
/ doʊˌdɛk əˈhi drən, ˌdoʊ dɛk- /

noun, plural do·dec·a·he·drons, do·dec·a·he·dra [doh-dek-uh-hee-druh, doh-dek-] /doʊˌdɛk əˈhi drə, ˌdoʊ dɛk-/. Geometry, Crystallography.

a solid figure having 12 faces.

Origin of dodecahedron

First recorded in 1560–70; dodeca- + -hedron

OTHER WORDS FROM dodecahedron

do·dec·a·he·dral, adjective

Example sentences from the Web for dodecahedron

British Dictionary definitions for dodecahedron

dodecahedron
/ (ˌdəʊdɛkəˈhiːdrən) /

noun

a solid figure having twelve plane faces. A regular dodecahedron has regular pentagons as faces See also polyhedron

Derived forms of dodecahedron

dodecahedral, adjective

Scientific definitions for dodecahedron

dodecahedron
[ dō′dĕk-ə-hēdrən ]

Plural dodecahedrons dodecahedra

A polyhedron having twelve faces.