“+ noun
also hy·dro·chinone “+ ; or hy·dro·chi·non ˌ ̷ ̷ ̷ ̷+ˈkīˌnän
Etymology: International Scientific Vocabulary hydr- + quinone; originally formed as German hydrochinon
: a white crystalline strongly reducing phenol C 6 H 4 (OH) 2 occurring naturally in the form of the glucoside arbutin, made usually by reduction of quinone, and used chiefly as a photographic developer, as an antioxidant especially for fats and oils, and as a stabilizer and inhibitor (as in the polymerization of vinyl compounds); para -dihydroxy-benzene — see quinhydrone