pyrrole
/ˈpɪrəʊl
/noun [mass noun] Chemistry
A weakly basic sweet-smelling liquid compound present in coal tar.
- A heteroaromatic compound; chemical formula: C4H4NH.
- 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'.
- tetragonally
- tetragram
- Tetragrammaton
- tetrahedral
- tetrahedrite
- tetrahedron
- tetrahydrocannabinol
- tetrahydrofuran
- tetrahydrogestrinone
- tetralogy
- tetralogy of Fallot
- tetramer
- tetrameric
- tetramerous
- tetrameter
- tetrapack
- Tetra Pak
- tetraplegia
- tetraplegic
- tetraploid
- tetraploidy
- tetrapod
- Tetrapoda
- tetrapodichnite
- tetrapterous