cholesterol Hear it!

cholesterol definition

cho·les·terol (kə les′tər ôl′, -ōl′)

noun

a white, crystalline sterol, CHOH, found esp. in animal fats, blood, nerve tissue, and bile: a precursor of steroid hormonesand, if present in the blood in excessive amounts, a factor in atherosclerosis

Etymology: < chole- + Gr stereos, solid, stiff + -ol

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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