Hypertext Webster Gateway: "dodecahedron"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Dodecahedron \Do*dec`a*he"dron\, n. [Gr. ?; ? twelve + ? seat,
bottom, base: cf. F. dod['e]ca[`e]dre.] (Geom. & Crystallog.)
A solid having twelve faces.
Note: The regular dodecahedron is bounded by twelve equal and
regular pentagons; the pyritohedron (see
{Pyritohedron}) is related to it; the rhombic
dodecahedron is bounded by twelve equal rhombic faces.
From WordNet (r) 1.7 (wn)
dodecahedron
n : any polyhedron having twelve plane faces
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