kinin

noun ki·nin \ˈkī-nən\

Definition of KININ

: any of various polypeptide hormones that are formed locally in the tissues and cause dilation of blood vessels and contraction of smooth muscle

Greek kinein to move, stimulate + English ¹-in — more at -kinesis

First Known Use: 1954

Medical Dictionary

noun ki·nin \ˈkī-nən\

: any of various polypeptide hormones that are formed locally in the tissues and cause dilation of blood vessels and contraction of smooth muscle

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