hydro-quinone

hydroquinone

[hahy-droh-kwi-nohn, -druh-kwin-ohn]
noun Chemistry.
a white, crystalline compound, C 6 H 6 O 2 , formed by the reduction of quinone: used chiefly in photography and to inhibit autoxidation reactions.
Also called hydroquinol [hahy-druh-kwin-awl, -ol] , quinol.


Origin:
1860–65; hydro-1 + quinone

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World English Dictionary
hydroquinone or hydroquinol (ˌhaɪdrəʊkwɪˈnəʊn, ˌhaɪdrəʊˈkwɪnɒl)
 
n
Also called: quinol a white crystalline soluble phenol used as a photographic developer; 1,4-dihydroxybenzene. Formula: C6H4(OH)2
 
hydroquinol or hydroquinol
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

hydroquinone hy·dro·qui·none (hī'drō-kwĭ-nōn', -kwĭn'ōn')
n.
A white crystalline compound used as an antioxidant, a stabilizer, and a reagent. Also called hydroquinol.

The American Heritage® Stedman's Medical Dictionary
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