indole
1 synonym for indole, grouped by meaning and by how common each one is.
Noun — An organic compound found in coal tar and made in the gut when bacteria break down tryptophan.
Synonyms
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
ketole
How to use indole
The word patterns that sound natural to a native speaker.
indole derivative
indole ring
indole compound
indole synthesis
It is a technical term used mainly in chemistry and biology.
Etymology
The word was built from the start of indigo joined to the Latin word for oil, oleum, reflecting the compound's link to the dye indigo.
Full origin of indole →Frequently asked questions
What is indole?
Indole is an organic compound with a benzene ring fused to a pyrrole ring. It occurs in coal tar and is produced in the gut by bacterial breakdown of tryptophan.
How do you pronounce indole?
In American English it is pronounced IN-dohl, with stress on the first syllable.
Where does the word indole come from?
It combines part of the word indigo with the Latin word for oil, oleum.
