icositetrahedron

[ ahy-koh-si-te-truh-hee-druhn, ahy-kos-uh- ]

noun

, plural i·co·si·tet·ra·he·drons, i·co·si·tet·ra·he·dra [ahy-koh-si-te-tr, uh, -, hee, -dr, uh, ahy-kos-, uh, -].

1. a solid figure having 24 faces.

icositetrahedron

/ ˌaɪkəsɪˌtɛtrəˈhiːdrən /

noun

1. a solid figure having 24 trapezoid faces, as occurring in some crystals

Word History and Origins

Origin of icositetrahedron¹

1825–35; < Greek eikosi- (combining form of eíkosi twenty) + tetrahedron