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单词 cytokinin
释义

WordReference Random House Unabridged Dictionary of American English © 2024
cy•to•ki•nin  (sī′tə kīnin),USA pronunciation n. [Biochem.]
  1. Biochemistryany of a class of plant hormones, produced by the roots and traveling upward through the xylem, that promote tissue growth and budding and, on application, retard plant senescence. Cf. kinetin, zeatin.
  • cyto- + -kinin 1960–65

Collins Concise English Dictionary © HarperCollins Publishers::
cytokinin /ˌsaɪtəʊˈkaɪnɪn/ n
  1. any of a group of plant hormones that promote cell division and retard ageing in plants
    Also called: kinin
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