ret·i·noid | \ˈre-tə-ˌnȯid \

Definition of retinoid 

: any of various synthetic or naturally occurring analogs of vitamin A

Examples of retinoid in a Sentence

Recent Examples on the Web

Topical retinoids are often used to help increase collagen production and cell turnover, as well as treat acne. Dr. Leslie Baumann, miamiherald, "Improving your diet can also improve your skin | Miami Herald," 22 Jan. 2018 Not much is absorbed into the body, and the link is still controversial, but doctors recommend nixing retinoids to be safe, especially during the first trimester. Jenn Sinrich, SELF, "17 Skin-Care and Beauty Products Women Loved When They Were Pregnant," 14 May 2018 Either way, after a few weeks of nightly use, my cheeks did look slightly tighter and smoother, and all without retinoids. Claire Valentine, The Cut, "12 CBD Beauty Products for Celebrating 420," 20 Apr. 2018 Night cream + retinol: Lortscher says that your nightly retinol application can come in the form of creams with over-the-counter retinol or a prescription retinoid, such as tretinoin. Adam Hurly, GQ, "How to Fix Your Dehydrated Skin," 3 July 2018 Since blackheads are a form of acne, the more persistent cases might require the help of a derm via prescription retinoid. Macaela Mackenzie, Allure, "What Are Blackheads Actually Made of, and WTF Comes Out When You Extract Them?," 27 Apr. 2018 In terms of topicals, you may be instructed to use benzoyl peroxide (at an Rx strength), topical antibiotics, topical retinoids (like Tazorac, or Retin-A), or topical dapsone, like Aczone. Karina Hoshikawa, Teen Vogue, "Chin Acne: How to Cure and Prevent It," 1 June 2018 Another popular retinoid, Differin, is a formerly prescription-only formula that is now available at a drugstore price point. Karina Hoshikawa, Teen Vogue, "Chin Acne: How to Cure and Prevent It," 1 June 2018 At home, prescriptions may include retinoids, vitamin C, and antioxidant creams. Sunhee Grinnell, Vanities, "Here Comes the Sun: A 2018 Summer Tanning Guide," 25 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'retinoid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of retinoid

1976, in the meaning defined above

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11 Oct 2018

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The first known use of retinoid was in 1976

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More Definitions for retinoid


ret·i·noid | \ˈret-ᵊn-ˌȯid \

Medical Definition of retinoid 

: any of various synthetic or naturally occurring analogs of vitamin A

Other Words from retinoid

retinoid adjective

More from Merriam-Webster on retinoid

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