Hematein
Pronunciation : Hem`a*te"in
Part of Speech : n.
Etymology : [Gr. (Chem.)
Definition : Defn: A reddish brown or violet crystalline substance, C16H12O6, got from hematoxylin by partial oxidation, and regarded as analogous to the phthaleins.
Source : Webster's Unabridged Dictionary, 1913