We found 25 dictionaries that define the word hydroquinone:

General (15 matching dictionaries)

1. hydroquinone: Merriam-Webster
2. hydroquinone: Oxford Learner's Dictionaries
3. hydroquinone: American Heritage Dictionary of the English Language
4. hydroquinone: Collins English Dictionary
5. hydroquinone: Wordnik
6. hydroquinone: Wiktionary
7. hydroquinone: Webster's New World College Dictionary, 4th Ed.
8. hydroquinone: Infoplease Dictionary
9. hydroquinone: Dictionary.com
10. Hydroquinone: Wikipedia, the Free Encyclopedia
11. Hydroquinone: Online Plain Text English Dictionary
12. hydroquinone: Webster's Revised Unabridged, 1913 Edition
13. Hydroquinone: AllWords.com Multi-Lingual Dictionary
14. hydroquinone: FreeDictionary.org
15. hydroquinone: TheFreeDictionary.com

Art (1 matching dictionary)

16. Hydroquinone: Health & Beauty Glossary

Computing (1 matching dictionary)

17. hydroquinone: Encyclopedia

Medicine (4 matching dictionaries)

18. hydroquinone: Merriam-Webster Medical Dictionary
19. Dorland's Illustrated Medical Dictionary (No longer online)
20. online medical dictionary (No longer online)
21. hydroquinone: Medical dictionary

Slang (1 matching dictionary)

22. Hydroquinone: Urban Dictionary

Tech (3 matching dictionaries)

23. Beauty Glossary (No longer online)
24. Organic Salon Glossary (No longer online)
25. Hydroquinone: Beauty & Health Glossary

Definitions from Wiktionary (hydroquinone) ▸ noun:  (organic chemistry) The diphenol para-dihydroxy benzene, used as a mild reducing agent in photographic developing; isomeric with catechol and resorcinol. Similar: hydrochinone, benzohydroquinone, dihydroquinone, hydroxyquinol, hydroxyquinoline, hydroxyphenol, hydroxybenzoquinone, quinol, xylohydroquinone, hydroxyquinone, more... Opposite: antioxidant, reducing agent, reductant Adjectives: corresponding, metol, topical, quinone, phenidone, dimethyl, butyl, elon, pure, tertiary, caustic ▸ Words similar to hydroquinone ▸ Usage examples for hydroquinone ▸ Idioms related to hydroquinone ▸ Wikipedia articles (New!) ▸ Popular adjectives describing hydroquinone ▸ Words that often appear near hydroquinone ▸ Rhymes of hydroquinone ▸ Invented words related to hydroquinone