trisoctahedron

[ tris-ok-tuh-hee-druhn ]

noun

, plural tris·oc·ta·he·drons, tris·oc·ta·he·dra [tris-ok-t, uh, -, hee, -dr, uh].

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

trisoctahedron

/ trɪsˌɒktəˈhiːdrən /

noun

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

Derived Forms

• trisˌoctaˈhedral, adjective

Other Words From

• tris·octa·hedral adjective

Word History and Origins

Origin of trisoctahedron¹

1840–50; < Greek trís “thrice” + octahedron ( def )

Word History and Origins

Origin of trisoctahedron¹

C19: from Greek tris three times + octahedron