Definitions for quinonekwɪˈnoʊn, ˈkwɪn oʊn
Random House Webster's College Dictionary
qui•nonekwɪˈnoʊn, ˈkwɪn oʊn(n.)
a yellow, crystalline, cyclic compound, C6H4O2, used chiefly in photography and in tanning leather.
Category: Chemistry
any of a class of compounds of this type.
Category: Chemistry
Origin of quinone:
1850–55; quin(ic acid) a compound found in cinchona bark and the leaves of other plants( quinic < Sp quin(a)quinine+ -ic ) + -one
Princeton's WordNet
quinone, benzoquinone(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
Wiktionary
quinone(Noun)
any of a class of aromatic compounds having two carbonyl functional groups in the same six-membered ring
Webster Dictionary
Quinone(noun)
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
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