Hematein

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Hematein \Hem`a*te"in\, n. [Gr. ?, ?, blood.] (Chem.)
     A reddish brown or violet crystalline substance, {C16H12O6},
     got from hematoxylin by partial oxidation, and regarded as
     analogous to the phthaleins.
     [1913 Webster]