quinone

1. n. A crystalline substance, C6H4O2 (called also benzoketone), first obtained by the oxidation of quinic acid and regarded as a double ketone; also, by extension, any one of the series of which quinone proper is the type. Source: opted

2. n. any of a class of class="def-link" href="https://vividlex.com/word/aromatic">aromatic yellow compounds including several that are biologically important as coenzymes or acceptors or vitamins; used in making dyes Source: wordnet

3. A crystalline substance, C6H4O2 (called also benzoketone), first obtained by the oxidation of quinic acid and regarded as a double ketone; also, by extension, any one of the series of which quinone proper is the type. [Written also chinone, kinone.] Source: webster

4. A crystalline substance, C6H4O2 (called also benzoketone),first obtained by the oxidation of quinic acid and regarded as adouble ketone; also, by extension, any one of the series of whichquinone proper is the type. [Written also chinone, kinone.] Source: adambom

5. n any of a class of class="def-link" href="https://vividlex.com/word/aromatic">aromatic yellow compounds including several that are biologically important as coenzymes or acceptors or vitamins; used in making dyes Source: ecdict

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