HEMATOIDIN - Definition

WordNet Dictionary

	Definition:	[n] an orange-yellow pigment in the bile that forms as a product of hemoglobin; excess amounts in the blood produce the yellow appearance observed in jaundice

	Websites:

	Synonyms:	bilirubin, haematoidin

	See Also:	animal pigment

Webster's 1913 Dictionary

	Definition:	\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}.

Biology Dictionary

	Definition:	A substance which appears to be identical to the red-orange bile pigment bilirubin, but which is produced from hemoglobin in tissues rather than within the liver and usually when oxygen tension is low.