Definition of tretinoin in English:


Line breaks: tre|tin¦oin
Pronunciation: /trəˈtɪnəʊɪn


[mass noun] Medicine
  • A preparation of retinoic acid, applied to the skin to treat acne and other disorders.
    More example sentences
    • Topical retinoids such as tretinoin or adapalene are effective in many patients with comedonal acne.
    • These data suggest that topical tretinoin is a useful agent in the treatment of steroid-induced acne.
    • Like tretinoin, adapalene may cause skin irritation and initial exacerbation of acne lesions.


1970s: from t- of unknown origin + retinoic acid + -in1.

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