retinol
noun
ret·i·nol
ˈre-tə-ˌnȯl 
-ˌnōl
: the chief and typical vitamin A C20H29OH that is a highly unsaturated alicyclic alcohol used in various forms in medicine and nutrition
Examples of retinol in a Sentence
Recent Examples on the Web
But determining the best retinol for mature skin can be more of a challenge.
—
Deanna Pai, Vogue, 30 July 2025
Also: Glass skin is an unattainable idea, as not even the best prescription retinol on the market can alter the pore size you were born with.
3.
—Stacia Datskovska, Footwear News, 22 May 2025
First is this gentle Korean retinol serum beloved by Wu, which helps minimize the appearance of fine lines and wrinkles without being overly harsh on sensitive or acne-prone skin.
—Alanna Martine Kilkeary, Glamour, 10 July 2025
Side effects of retinol use include skin peeling, irritation, and redness.
—Laura Schober, Health, 2 June 2025
See All Example Sentences for retinol
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Deanna Pai, Vogue, 30 July 2025
Also: Glass skin is an unattainable idea, as not even the best prescription retinol on the market can alter the pore size you were born with.
3.
—Stacia Datskovska, Footwear News, 22 May 2025
First is this gentle Korean retinol serum beloved by Wu, which helps minimize the appearance of fine lines and wrinkles without being overly harsh on sensitive or acne-prone skin.
—Alanna Martine Kilkeary, Glamour, 10 July 2025
Side effects of retinol use include skin peeling, irritation, and redness.
—Laura Schober, Health, 2 June 2025
See All Example Sentences for retinol
Cite this Entry
“Retinol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retinol. Accessed 6 Aug. 2025.
Copy CitationKids Definition
retinol
noun
ret·i·nol
ˈret-ᵊn-ˌȯl
-ˌōl
: the most common form of vitamin A
Medical Definition
retinol
noun
ret·i·nol
ˈret-ᵊn-ˌȯl
-ˌōl
-ˌōl
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