Emily Dickinson Lexicon
Definition for I-CO-SA-HE'DRON
I-CO-SA-HE'DRON, n. [supra.]
A solid of twenty equal sides. In geometry, a regular solid, consisting of twenty triangular pyramids, whose vertices meet in the center of a sphere supposed to circumscribe it, and therefore have their highths and bases equal. Encyc. Enfield.
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