hydroquinol
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hydroquinol — ● hydroquinol nom masculin ou hydroquinone nom féminin Composé HO―C6H4―OH, dérivé du benzène. (Solide fondant à 169 °C, il est utilisé comme révélateur photographique et comme inhibiteur de polymérisation.) … Encyclopédie Universelle
hydroquinone — /huy droh kwi nohn , dreuh kwin ohn/, n. Chem. a white, crystalline compound, C6H6O2, formed by the reduction of quinone: used chiefly in photography and to inhibit autoxidation reactions. Also called hydroquinol /huy dreuh kwin awl, ol/, quinol … Universalium
hydroquinone — An antioxidant used in ointments. SYN: hydroquinol, quinol. * * * hy·dro·qui·none kwin ōn, kwin .ōn n a bleaching agent C6H6O2 used topically to remove pigmentation from hyperpigmented areas of skin (as a lentigo or freckle) * * * hy·dro·quin·one … Medical dictionary
hydroquinone — /haɪdrəkwɪˈnoʊn/ (say huydruhkwi nohn) noun 1. a phenol, 1,4–dihydroxybenzene, C6H4(OH)2, formed by the reduction of quinone, used as an antioxidant. 2. Pharmaceutical → antipyretic. Also, hydroquinol /haɪdrəˈkwɪnɒl/ (say huydruh kwinol). {hydro… …
hydroquinone — [hī΄drōkwin′ôl, hī΄drō kwin′ōlhī΄drō kwi nōn′, hī΄drōkwin′ōn΄] n. [ HYDRO + QUINONE] a white, crystalline substance, C6H4 (OH) 2, used in photographic developers, dyes, paints, etc. and in medicine to remove pigmentation from the skin: also… … English World dictionary
