cholecystokinin Hear it!

cholecystokinin definition

chol·ecys·to·ki·nin (-sis′tə kī′nin)

noun

a polypeptide hormone secreted by the upper intestinal lining, that activates the gallbladder and pancreas: its presence in the brain is associated with loss of appetite

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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