protoporphyrin

noun

pro·to·por·phy·rin ˌprō-tō-ˈpȯr-f(ə-)rən

: a purple porphyrin acid C₃₄H₃₄N₄O₄ obtained from hemin or heme by removal of bound iron

Word History

Etymology

International Scientific Vocabulary

First Known Use

1925, in the meaning defined above

Time Traveler

The first known use of protoporphyrin was in 1925

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Cite this Entry

Style

“Protoporphyrin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/protoporphyrin. Accessed 20 Mar. 2023.

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Medical Definition

protoporphyrin

noun

pro·to·por·phy·rin ˌprōt-ō-ˈpȯr-f(ə-)rən

: a purple porphyrin acid C₃₄H₃₄N₄O₄ obtained from hemin or heme by removal of bound iron

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