bryonin

1 definition found

bryonin - Collaborative International Dictionary of English v.0.48 :

  Bryonin \Bry"o*nin\, n. (Chem.)
     A bitter principle obtained from the root of the bryony
     (Bryonia alba and Bryonia dioica). It is a white, or
     slightly colored, substance, and is emetic and cathartic.
     [1913 Webster]