retinoic acid
noun
ret路i路no路ic acid
| \ 藢re-t蓹-藞n艒-ik-
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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
Examples of retinoic acid in a Sentence
Recent Examples on the Web
The best way to explain my avoidance is that my previously acne-prone self was introduced to retinol through its prescription cousin, Retin-A, also known as tretinoin or retinoic acid. — Sarah Wu, Glamour, "Kate Somerville鈥檚 Glow-Boosting Moisturizer Cured My Fear of Retinol," 19 Aug. 2019 Retinoid is a blanket term that covers both OTC retinol, as well as prescription-strength forms of retinoic acid, like Tretinoin and Tazarotene. — Megan Deem, Harper's BAZAAR, "The Benefits of Retinol," 23 July 2019 That鈥檚 because these medications are formulated to bind to only some receptors for retinoic acid. — Sarah Jacoby, SELF, "Can People With Sensitive Skin Be in the Retinol Club, Too?," 30 Apr. 2019 Retinol, retinal, and retinoic acid are all types of retinoids, which are vitamin A derivatives. — Tiffany Dodson, SELF, "7 Over-the-Counter Retinol Serums and Creams Dermatologists Highly Recommend," 30 May 2019 Retinol that converts to retinoic acid is the gold standard. — Fiorella Valdesolo, WSJ, "3 Skincare Experts on Their Favorite Things," 23 Aug. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'retinoic acid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for retinoic acid
retinoic acid
noun
ret路i路no路ic acid
| \ 藢ret-岬妌-藢艒-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: