trisoctahedron

[ tris-ok-tuh-hee-druh n ]
/ trɪsˌɒk təˈhi drən /

noun, plural tris·oc·ta·he·drons, tris·oc·ta·he·dra [tris-ok-tuh-hee-druh] /trɪsˌɒk təˈhi drə/.

a solid bounded by 24 identical faces in groups of three, each group corresponding to one face of an octahedron.

Origin of trisoctahedron

1840–50; < Greek trís thrice + octohedron

OTHER WORDS FROM trisoctahedron

tris·oc·ta·he·dral, adjective

British Dictionary definitions for trisoctahedron

trisoctahedron
/ (trɪsˌɒktəˈhiːdrən) /

noun plural -drons or -dra (-drə)

a solid figure having 24 identical triangular faces, groups of three faces being formed on an underlying octahedron

Derived forms of trisoctahedron

trisoctahedral, adjective

Word Origin for trisoctahedron

C19: from Greek tris three times + octahedron