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bradykinin

[brad-i-kin-in, -kahy-nin]
noun Biochemistry.
  1. a peptide hormone that dilates peripheral blood vessels and increases capillary permeability.
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Origin of bradykinin

First recorded in 1945–50; brady- + -kinin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for bradykinin

bradykinin

noun
  1. a peptide in blood plasma that dilates blood vessels and causes contraction of smooth muscles. Formula: C 50 H 73 N 15 O 11
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Word Origin for bradykinin

C20: from brady- + Greek kin (ēsis) motion + -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

bradykinin in Medicine

bradykinin

(brăd′ĭ-kīnĭn, -kĭnĭn)
n.
  1. A biologically active polypeptide that forms from a blood plasma globulin and mediates the inflammatory response, increases vasodilation, and causes contraction of smooth muscle.kallidin I
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.