Akademik

hematin
noun
a complex red organic pigment containing iron and other atoms to which oxygen binds
Syn: ↑heme, ↑haem, ↑haemitin, ↑protoheme
Hypernyms: ↑pigment
Substance Holonyms: ↑hemoglobin, ↑haemoglobin, ↑Hb, ↑myoglobin, ↑cytochrome

Useful english dictionary. 2012.