1. 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]
WordNet (r) 3.0 (2006):
haemosiderin
n 1: 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]