Dictionary

retinoic acid

noun ret·i·no·ic acid \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
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First Known Use of RETINOIC ACID

1960
Medical Dictionary

retinoic acid

noun ret·i·no·ic acid \ˌret-ən-ˌō-ik-\

Medical Definition of RETINOIC ACID

:  either of two isomers of an acid C20H28O2 derived from vitamin A and used especially in the treatment of acne: a or all–trans–retinoic acid :  tretinoin b or 13–cis–retinoic acid :  isotretinoin

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