'hemosiderin' definitions:

Definition of 'hemosiderin'

From: WordNet
noun
A granular brown substance composed of ferric oxide; left from the breakdown of hemoglobin; can be a sign of disturbed iron metabolism [syn: hemosiderin, haemosiderin]

Definition of 'hemosiderin'

From: GCIDE
  • hemosiderin \hemosiderin\ n. (Med.) a granular yellowish-brown substance composed of protein and ferric oxide, resulting from the breakdown of hemoglobin; it has a higher iron content than ferritin, and its presence in body tissues or phagocytes can be a symptom of disturbed iron metabolism. [WordNet 1.5 +PJC]