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Dictionary

bi•sphe•noid

Pronunciation: (bī-sfē'noid), [key]
—n. Crystall.
a tetrahedral form, each edge of which is bisected by the perpendicular bisecting the edge that does not intersect it. Also called disphenoid.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

bison

bisque

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