ˌ ̷ ̷ ̷ ̷ˈkrōməˌjen, -_jə̇n noun
( -s )
Etymology: International Scientific Vocabulary hemochromo- (from hemochrome ) + -gen
1. : 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
2. : a colored compound of a nitrogenous base with a metal-porphyrin derivative especially when in the reduced form