pyrrole
nounUK /ˈpɪɹəʊl/
Etymology From German Pyrrol, corresponding to Ancient Greek πυρρός (purrhós, “reddish, fiery”) + -ole.
1
Chemistry, Natural sciences, Organic chemistry, Physical sciences Any of a class of aromatic heterocyclic compounds containing a ring of four carbon atoms and a nitrogen atom; especially the simplest one, C₄H₅N.
- The way the red crystals absorbed light suggested that the molecule might contain a porphyrin-like structure, a flat ring made up of four smaller rings called pyrroles […].1998, Georgina Ferry, Dorothy Hodgkin: A Life:
- Synonyms
- azole
- Derived terms
- acylpyrrole, arylpyrrole, benzylpyrrole, bipyrrole, cryptopyrrole, dipyrrole, fluoropyrrole, glimepiride, kryptopyrrole, oligopyrrole, phenylpyrrole, polypyrrole, pyrrolic, pyrroline, pyrrolobenzodiazepine, pyrrolocarbazole, pyrroloindoline, pyrrolone, pyrroloquinoline, pyrrolyl, tetrahydropyrrole, tetrapyrrole, vinylpyrrole