quinone


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Related to quinone: benzoquinone, quinine, hydroquinone

quin·one

(kwin'ōn, kwī'nōn),
1. General name for aromatic compounds bearing two oxygens in place of two hydrogens, usually in the para position; the oxidation product of a hydroquinone.
2. Synonym(s): 1, 4-benzoquinone (1)
Farlex Partner Medical Dictionary © Farlex 2012

quinone

(kwĭ-nōn′, kwĭn′ōn′)
n.
1. Either of two isomeric unsaturated cyclic compounds having the formula C6H4O2, found widely in plants, especially in a yellow crystalline form, and used in making dyes, tanning hides, and photography.
2. Any of various quinonoid compounds, often yellow to red in color, many of which have biological derivation or importance, such as coenzyme-Q.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

quinone

(1) 1,4-Benzoquinone, see there.  
(2) An aromatic compound with two oxygens substituted for two hydrogens.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

quinone

any of the various compounds derived from benzene.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
There has been a growing interest in the electrochemistry of quinones, substituted quinones and nitroarenes, and their electrochemically reduced products - anion radicals and dianions [1-6].
Going over the contents of the luggage, he discovered that one dress was missing and texted Quinones. She said it was all there.
'I'm from Bicol so I can pinpoint where the difficult parts of the stage are,' Quinones said.
But Quinones, a junior entry, made up for his laid-back showing in Round 1 with devilishly sleek driving in the next day's Round 2, which he topped by 19.291 seconds over Jennifer Tumambing with a time of 19:45.203.
Aunque Jose Manuel Caballero Bonald (1926-) y Fernando Quinones Chozas (1930-98) pertenecen a los llamados "ninos de la guerra" o, mejor dicho, a los "adolescentes de la posguerra"--por obvias razones cronologicas--, el vinculo de los dos escritores se consideraria sobre todo geografico.
Mr Quinones took on the role of country retail manager for the UK and Ireland last June, replacing Gillian Drakeford, who moved to become Ikea retail system manager at Inter Ikea Systems - the owner of the Ikea Concept and worldwide franchiser.
The uncle's landlord confirmed his house burned down with his vehicle still in the garage, but Quinones had no idea if any remains were found.
Quinones adds that Goya is considering automatic guided vehicles or automatic lift trucks to automate routine and predictable travel routes in the future.
Quinones also unveiled plans for a 24-hour delivery service to cope with online demand and competition from sites such as Amazon.
The young woman, Dallas high school student Karla Quinones, had asked Valdez why the Latino community should trust her given her "anti-immigrant" legacy in Dallas County, particularly when it came to cooperating with federal immigration authorities.