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quinone

[ kwi-nohn, kwin-ohn ]
/ kwɪˈnoʊn, ˈkwɪn oʊn /
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noun Chemistry.
a yellow, crystalline, cyclic unsaturated diketone, C6H4O2, formed by oxidizing aniline or hydroquinone: used chiefly in photography and in tanning leather.
any of a class of compounds of this type.
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Also chinone.

Origin of quinone

First recorded in 1850–55; quin(ic acid) + -one
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use quinone in a sentence

British Dictionary definitions for quinone

quinone
/ (kwɪˈnəʊn, ˈkwɪnəʊn) /

noun
another name for benzoquinone
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for quinone

quinone
[ kwĭ-nōn, kwĭnōn′ ]

Any of a class of organic compounds that occur naturally as pigments in bacteria, plants, and certain fungi. Quinones have two carbonyl groups (CO) in an unsaturated six-member carbon ring.
A yellow crystalline compound belonging to this class, used in photography, to make dyes and to tan hides. Chemical formula: C6H4O2.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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