a form of retinoic acid, used esp. in the treatment of acne
Origin of tretinoint- ( from uncertain or unknown; perhaps ) + retino(ic acid) + -in
An isomer of retinoic acid used topically to treat acne and to mitigate fine facial wrinkling and orally to treat one form of leukemia.
Origin of tretinoint(rans-) retino(ic acid) -in
(usually uncountable, plural tretinoins)
- (organic chemistry, pharmacology) Acid form of vitamin A commonly used to treat acne vulgaris and keratosis pilaris.