retinoic acid
ret·i·no·ic acid
noun \ˌre-tə-ˈnō-ik-\Definition of RETINOIC ACID
: either of two isomers of an acid C20H28O2 derived from vitamin A and used in the treatment of acne: a : tretinoin b : isotretinoin
First Known Use of RETINOIC ACID
1960
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