Definition of pyrrole in English:

pyrrole

Line breaks: pyr|role
Pronunciation: /ˈpɪrəʊl
 
/

noun

[mass noun] Chemistry
A weakly basic sweet-smelling liquid compound present in coal tar.
More example sentences
  • This step is followed by polymerising pyrrole vapours to produce a foam composite.
  • The free-base form of such porphyrins contains two pyrrole nitrogens.
  • The Netropsin ligand consists of a guanidinium, two pyrrole, and a propylamidinium part.

Origin

mid 19th century: from Greek purrhos 'reddish' + Latin oleum 'oil'.

Definition of pyrrole in:

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Word of the day oleaginous
Pronunciation: ˌōlēˈajənəs
adjective
rich in, covered with, or producing oil; oily