porphyrin

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noun por·phy·rin \ˈpȯr-fə-rən\

Definition of porphyrin

  1. :  any of various compounds with a macrocyclic structure that consists essentially of four pyrrole rings joined by four =CH− groups; especially :  one (as chlorophyll or hemoglobin) containing a central metal atom and usually exhibiting biological activity

Origin and Etymology of porphyrin

International Scientific Vocabulary, from Greek porphyra purple


First Known Use: 1910


Medical Dictionary

porphyrin

play
noun por·phy·rin \ˈpȯr-fə-rən\

Medical Definition of porphyrin

  1. :  any of various compounds with a structure that consists essentially of four pyrrole rings joined by four =CH− groups; especially :  one (as chlorophyll or hemoglobin) containing a central metal atom and usually having biological activity


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