any of a group of hormones, formed in body tissues, that cause dilation of blood vessels and influence capillary permeability.
Other definitions for -kinin (2 of 2)
a combining form used in the names of hormones, especially peptide hormones: bradykinin; cytokinin.
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British Dictionary definitions for kinin
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
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