TRISOCTAHEDRON

Etymology

Noun

trisoctahedron (plural trisoctahedrons or trisoctahedra)

(crystallography) A solid of the isometric system bounded by 24 equal faces, three corresponding to each face of an octahedron.

Source: Wiktionary


Tris*oc`ta*he"dron, n. Etym: [Gr. octahedron.] (Crystallog.)

Definition: A solid of the isometric system bounded by twenty-four equal faces, three corresponding to each face of an octahedron. Tetragonal trisoctahedron, a trisoctahedron each face of which is a quadrilateral; called also trapezohedron and icositetrahedron.

– Trigonal trisoctahedron, a trisoctahedron each face of which is an isosceles triangle.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

21 April 2025

ENCYCLOPEDIA

(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty


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