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icosahedral
 icosahedroni·co·sa·he·dron I0016100 (ī-kō′sə-hē′drən, ī-kŏs′ə-)n. pl. i·co·sa·he·drons or i·co·sa·he·dra (-drə) A polyhedron having 20 faces.
[Greek eikosaedron, from neuter of Greek eikosaedros, twenty-sided : eikosi, twenty; see wīkm̥tī- in Indo-European roots + -edros, -sided; see -hedron.]
i·co′sa·he′dral (-drəl) adj.Thesaurus| Adj. | 1. | icosahedral - of or relating to an icosahedron |
EncyclopediaSeeicosahedronicosahedral
i·co·sa·he·dral (ī'kō-să-hē'drăl), Having 20 equilateral triangular surfaces and 12 vertices, as do most viruses with cubic symmetry. [G. eikosi, twenty, + -edros, having sides or bases] |