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icosahedron |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Icosahedron \I`co*sa*he"dron\, n. [Gr. ?; ? twenty + ? seat, base, fr ? to sit.] (Geom.) A solid bounded by twenty sides or faces. {Regular icosahedron}, one of the five regular polyhedrons, bounded by twenty equilateral triangules Five triangles meet to form each solid angle of the polyhedron. From WordNet r 1.6 [wn]: icosahedron n : any polyhedron having twenty plane faces
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