Main Entry: he·min

Variant(s): or chiefly British hae·min \ˈhē-mən\

Function: noun

: a red-brown to blue-black crystalline salt C₃₄H₃₂N₄O₄FeCl that inhibits the biosynthesis of porphyrin and is used to ameliorate the symptoms of some forms of porphyria—called also protohemin