hematoporphyrin

noun

he·​ma·​to·​por·​phy·​rin hi-ˌma-tə-ˈpȯr-fə-rən 

ˌhē-mə-tō-

: any of several isomeric porphyrins C₃₄H₃₈O₆N₄ that are hydrated derivatives of protoporphyrins

especially : the deep red crystalline pigment obtained by treating hematin or heme with acid

Word History

Etymology

International Scientific Vocabulary

First Known Use

1885, in the meaning defined above

Medical Definition

hematoporphyrin

noun

he·​ma·​to·​por·​phy·​rin

variants or chiefly British haematoporphyrin

ˌhē-mət-ə-ˈpȯr-fə-rən also ˌhem-ət- 

: any of several isomeric porphyrins C₃₄H₃₈O₆N₄ that are hydrated derivatives of protoporphyrins

especially : the deep red crystalline pigment obtained by treating hematin or heme with acid