kinin Hear it!

kinin definition

ki·nin (kī′nin)

noun

a powerful, short-lived peptide that lowers blood pressure, increases vascular permeability, dilates blood vessels, causes smooth muscle to contract, and triggers pain

Etymology: < kin(etic) + -in

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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