First Known Use: 1853
Dictionary
quinone
noun qui·none \kwi-ˈnōn, ˈkwi-ˌ\
Definition of QUINONE
1
: either of two isomeric cyclic crystalline compounds C6H4O2 that are derivatives of benzene
2
: any of various usually yellow, orange, or red quinonoid compounds including several that are biologically important as coenzymes, hydrogen acceptors, or vitamins
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Origin of QUINONE
International Scientific Vocabulary quinine + -one
Medical Dictionary
quinone
noun qui·none \kwin-ˈōn, ˈkwin-ˌ\
Medical Definition of QUINONE
1
: either of two isomeric cyclic crystalline compounds C6H4O2 that are extremely irritating to the skin and mucous membranes
2
: any of various usually yellow, orange, or red quinonoid compounds including several that are biologically important as coenzymes, hydrogen acceptors, or vitamins
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