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retinoid

American  
[ret-n-oid] / ˈrɛt nˌɔɪd /

noun

  1. Biochemistry. any of a group of substances related to vitamin A and functioning like vitamin A in the body.


adjective

  1. resembling the retina.

Etymology

Origin of retinoid

First recorded in 1975–80; retin(ol) + -oid

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

One result of retinol biology remaining obscure for so long is that retinoid and vitamin A applications have long produced confusing results.

From Science Daily • Mar. 7, 2024

You meet with a doctor online, then receive a retinoid at a strength that suits your needs.

From New York Times • Jan. 29, 2020

Mixed with retinoid and oatmeal properties, this cream will reduce fine lines, wrinkles and relieve irritation from skin conditions like eczema or rashes.

From Golf Digest • Feb. 1, 2019

Both Waldorf and Jaliman directed us to Differin 0.1 percent gel as a solution for getting rid of acne, which is a prescription-strength retinoid that’s now over-the-counter.

From Slate • Aug. 1, 2018

He suggests using an anti-aging retinoid cream at night to stimulate collagen production and skin cell turnover.

From Los Angeles Times • Oct. 31, 2014

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