Daily Almanac for
Nov 27, 2009
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ker•a•tin



Pronunciation: (ker'u-tin), [key]
n.
a scleroprotein or albuminoid substance, found in the dead outer skin layer, and in horn, hair, feathers, hoofs, nails, claws, bills, etc.

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

keratectomykeratinize
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