hematin

noun

he·​ma·​tin ˈhē-mə-tən 

: a brownish-black or bluish-black derivative C₃₄H₃₃N₄O₅Fe of oxidized heme

also : any of several similar compounds

Word History

First Known Use

1845, in the meaning defined above

Medical Definition

hematin

noun

he·​ma·​tin

variants or chiefly British haematin

ˈhē-mət-ən 

1

: a brownish black or bluish black derivative C₃₄H₃₃N₄O₅Fe of oxidized heme containing iron with a valence of three

also : any of several similar compounds

2

: heme