noun🔗SharePirrolAny of a class of aromatic heterocyclic compounds containing a ring of four carbon atoms and a nitrogen atom; especially the simplest one, C4H5N."A chemist explained that pyrrole is a key building block for many important biological molecules like heme, which is found in blood. "Un químico explicó que el pirrol es un componente clave para muchas moléculas biológicas importantes como el hemo, que se encuentra en la sangre.compoundsubstancechemistryChat with AIVocabulary GamePractice Reading