Definition of bradykinin
: a kinin that is formed locally in injured tissue, acts in vasodilation of small arterioles, is considered to play a part in inflammatory processes, and is composed of a chain of nine amino acid residues
First Known Use of bradykinin
Learn More about bradykinin
Britannica.com: Encyclopedia article about bradykinin
Seen and Heard
What made you want to look up bradykinin? Please tell us where you read or heard it (including the quote, if possible).