Definition of indole in English:

indole

Line breaks: in¦dole
Pronunciation: /ˈɪndəʊl
 
/

noun

[mass noun] Chemistry
  • A crystalline organic compound with an unpleasant odour, present in coal tar and in faeces.
    • A heteroaromatic compound with fused benzene and pyrrole rings; chemical formula: C8H7N
    More example sentences
    • For instance, the substance indole, which comes from coal tar and animal feces, actually smells like jasmine at its detection threshold.
    • The absorbance band is narrowest for 3-methyl indole in pentane.
    • Members of the family produce latex, diverse iridoids, cardioglycosides, and various alkaloids (notably indole and steroid groups), sometimes cyanogenic, rarely saponiferous.

Origin

mid 19th century: blend of indigo (because obtained artificially from indigo blue) and Latin oleum 'oil'.

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