Definition of hydroquinone in English:


Syllabification: hy·dro·qui·none
Pronunciation: /ˌhīdrōkwiˈnōn, -ˈkwinˌōn


  • A crystalline compound made by the reduction of benzoquinone.
    • Alternative name: benzene-1,4-diol; chemical formula: C6H4(OH)2
    More example sentences
    • The creams often contain dangerously high amounts of hydroquinone, a depigmenting chemical that can be harmful or fatal in large doses.
    • Bleaching agents include hydroquinone, which is available in 2 to 4 percent creams and gels.
    • Cosmetic improvement has been reported with laser therapy or topical treatment with tretinoin or hydroquinone.

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