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1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Zein \Ze"in\, n. [Cf. F. z['e]ine. See Zea.] (Chem.)
      A nitrogenous substance of the nature of gluten, obtained
      from the seeds of Indian corn (Zea) as a soft, yellowish,
      amorphous substance. [Formerly written zeine.]
      [1913 Webster]