kinin

¹

[ kahy-nin, kin-in ]

noun

, Biochemistry.

1. cytokinin.
2. any of a group of hormones, formed in body tissues, that cause dilation of blood vessels and influence capillary permeability.

-kinin

²

1. a combining form used in the names of hormones, especially peptide hormones:

   bradykinin; cytokinin.

kinin

/ ˈkaɪnɪn /

noun

1. any of a group of polypeptides in the blood that cause dilation of the blood vessels and make smooth muscles contract
2. another name for cytokinin

Word History and Origins

Origin of kinin¹

1950–55; independent use of -kinin, or (cyto)kin(esis) + -in ²

Origin of kinin²

< Greek kīn ( eîn ) to move, set in motion ( kinesis, kinetic ) + -in ²

Word History and Origins

Origin of kinin¹

C20: from Greek kin ( ēma ) motion + -in