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• kinin
  kinin

  noun

  cytokinin.
• -kinin
  -kinin

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

kinin

¹ American  

[kahy-nin, kin-in] / ˈkaɪ nɪn, ˈkɪn ɪn /

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.

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-kinin ² American  

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

   bradykinin; cytokinin.

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kinin British  

/ 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

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Etymology

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 ( cf. kinesis, kinetic) + -in ²