helleborin

1 definition found

helleborin - Collaborative International Dictionary of English v.0.48 :

  Helleborin \Hel*leb"o*rin\ (? or ?), n. (Chem.)
     A poisonous glucoside found in several species of hellebore,
     and extracted as a white crystalline substance with a sharp
     tingling taste. It possesses the essential virtues of the
     plant; -- called also elleborin.
     [1913 Webster]