noun. any of a class of aromatic yellow compounds including several that are biologically important as coenzymes or acceptors or vitamins; used in making dyes.
- coenzyme Q
- chemical compound
Example sentences of the word quinone
1. Noun, singular or mass
CoQ10 is present in every cell of the body and is characterized as a quinone.
2. Verb, base form
Some people react to quinone when there is contact with the skin, and develop rashes.