hemochromogen

noun
he·​mo·​chro·​mo·​gen
variants: or chiefly British haemochromogen \ ˌhē-​mō-​ˈkrō-​mə-​ˌjen, -​jən How to pronounce haemochromogen (audio) \

Medical Definition of hemochromogen

: a colored compound formed from or related to hemoglobin especially : a bright red combination of a nitrogen base (as globin or pyridine) with heme — compare hemoprotein

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