ˌhēmōˈsidərə̇n, ˌhem- noun
( -s )
Etymology: International Scientific Vocabulary hem- + sider- + -in
: a yellowish brown granular pigment formed by breakdown of hemoglobin, found in phagocytes and in tissues especially in disturbances of iron metabolism (as in hemochromatosis, hemosiderosis, or some anemias), and composed essentially of colloidal ferric oxide — compare ferritin