- a white crystalline soluble phenol used as a photographic developer; 1,4-dihydroxybenzene. Formula: C6H4(OH)2
WordReference Random House Unabridged Dictionary of American English © 2026
hy•dro•qui•none
(hī′drō kwi nōn′, -drə kwin′ōn),USA pronunciation n. [Chem.]
- hydro-1 + quinone 1860–65
Collins Concise English Dictionary © HarperCollins Publishers::
hydroquinone /ˌhaɪdrəʊkwɪˈnəʊn/, hydroquinol /ˌhaɪdrəʊˈkwɪnɒl/ n
'hydroquinone' also found in these entries (note: many are not synonyms or translations):