1. indole - Noun
2. indole - Adjective
(organic chemistry) An organic compound, C8H7N, found in coal tar, and produced in the gut by the bacterial decomposition of tryptophan; it is an aromatic bicyclic heterocycle having a benzene ring fused with a pyrrole ring; indole and its derivatives occur widely in nature and have many industrial applications.
Synonym: ketole
(organic chemistry) Any of the derivatives of indole1.
indole (comparative more indole, superlative most indole)
(obsolete) guileless
For example, with the benzo-fused unsaturated nitrogen heterocycles, pyrrole provides indole or isoindole depending on the orientation. Source: Internet
The phenyl and indole chemical moieties in proteins absorb UV, and are made visible by blocking the fluorescence of the material beneath them—often UV brighteners in fabrics. Source: Internet
This is followed by oxidation by aldehyde dehydrogenase to 5-HIAA, the indole acetic acid derivative. Source: Internet
At least 11 main aromatic chemicals are in the fur, although indole and 3-methylindole are responsible for most of the smell. Source: Internet