histidine Hear it!

histidine definition

his·ti·dine (his′ti dēn′, -din)

noun

a nonessential amino acid, CHNCHCH(NH)COOH, that is essential for growth in infancy

Etymology: < Gr histion (see histiocyte) + -ine

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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