hemin

noun
he·​min | \ ˈhē-mən How to pronounce hemin (audio) \

Definition of hemin

: a red-brown to blue-black crystalline salt C34H32N4O4FeCl derived from oxidized heme but usually obtained in a characteristic crystalline form from hemoglobin

First Known Use of hemin

circa 1857, in the meaning defined above

History and Etymology for hemin

International Scientific Vocabulary

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The first known use of hemin was circa 1857

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Cite this Entry

“Hemin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hemin. Accessed 24 Jan. 2021.

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More Definitions for hemin

hemin

noun
he·​min
variants: or chiefly British haemin \ ˈhē-​mən How to pronounce hemin (audio) \

Medical Definition of hemin

: 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

More from Merriam-Webster on hemin

Britannica.com: Encyclopedia article about hemin

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