Hematoidin
Pronunciation : Hem`a*toid"in
Part of Speech : n.
Definition : Defn: A crystalline or amorphous pigment, free from iron, formed from hematin in old blood stains, and in old hemorrhages in the body. It resembles bilirubin. When present in the corpora lutea it is called h?molutein.
(Physiol. Chem.)
Source : Webster's Unabridged Dictionary, 1913