pyrrole

(pir′ōl, pi rōl′)

noun

a colorless, pungent, slightly basic liquid, CHN, found in bile pigments, chlorophyll, and hematin, and obtained from coal tar, bone oil, etc.

Origin: Ger pyrrol < Gr pyrrhos, fiery (< pyr, fire) + -ol, -ole

See pyrrole in American Heritage Dictionary 4

noun

A five-membered heterocyclic ring compound, C₄H₅N, having an odor similar to chloroform, that is the parent compound of protoporphyrin.

Origin:

Origin: Greek purros, red (from pūr, fire; see pyre)

Origin: + -ole

Related Forms:

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