hydroquinone

POS

Noun

HYPHEN

hy=dro=qui=none

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CIDE DICTIONARY

hydroquinone, n. [Hydro-, 2 + quinone.].

A white crystalline substance, C6H4(OH)2, obtained by the reduction of quinone. It is a diacid phenol, resembling, and metameric with, pyrocatechin and resorcin. Called also dihydroxy benzene. [1913 Webster]

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OXFORD DICTIONARY

hydroquinone, n. a substance formed by the reduction of quinone, used as a photographic developer.

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