haemolutein

from The Collaborative International Dictionary of English v.0.48

Hematoidin \Hem`a*toid"in\, n. (Physiol. Chem.)
   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[ae]molutein}.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Haemolutein \H[ae]m`o*lu"te*in\ (-l[=u]"t[-e]*[i^]n), n.
   [H[ae]mo- + corpus luteum.] (Physiol.)
   See {Hematoidin}.
   [1913 Webster] Haemolysis