cathartina

1 definition found

cathartina - Collaborative International Dictionary of English v.0.48 :

  cathartin \ca*thar"tin\, n. (Chem.)
     The bitter, purgative principle of senna. It is a glucoside
     with the properties of a weak acid; -- called also cathartic acid
     , and cathartina.
     [1913 Webster]