ZEATIN Meaning of ZEATIN in English /zee"euh tin/ , n.a cytokinin occurring in corn, spinach, and peas. [ 1963; Zea the maize genus (see ZEIN) + -t- (of uncert. derivation) + -IN 2 ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012