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.

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adjective

1. resembling the retina.

Etymology

Origin of retinoid

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

Example Sentences

See Examples For:

retinoid

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