First Known Use: 1835
Dictionary
pyrrole
noun pyr·role \ˈpir-ˌōl\
Definition of PYRROLE
: a toxic liquid heterocyclic compound C4H5N that has a ring consisting of four carbon atoms and one nitrogen atom, polymerizes readily in air, and is the parent compound of many biologically important substances (as bile pigments, porphyrins, and chlorophyll); broadly : a derivative of pyrrole
— pyr·ro·lic \pi-ˈrō-lik\ adjective
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Origin of PYRROLE
Greek pyrrhos
Medical Dictionary
pyrrole
noun pyr·role \ˈpi(ə)r-ˌōl\
Medical Definition of PYRROLE
: a toxic liquid heterocyclic compound C4H5N that has a ring consisting of four carbon atoms and one nitrogen atom, polymerizes readily in air, and is the parent compound of many biologically important substances (as bile pigments, porphyrins, and chlorophyll); broadly : a derivative of pyrrole
—pyr·ro·lic \pir-ˈō-lik\ adjective
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