- any of a group of hormones, formed in body tissues, that cause dilation of blood vessels and influence capillary permeability.
Origin of kinin
- a combining form used in the names of hormones, especially peptide hormones: bradykinin; cytokinin.
Origin of -kinin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any of a group of polypeptides in the blood that cause dilation of the blood vessels and make smooth muscles contract
- another name for cytokinin
Word Origin for kinin
C20: from Greek kin (ēma) 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
- Any of various polypeptides, such as bradykinin, that act locally to induce vasodilation and contraction of smooth muscle.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.