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
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Fast-working ingredients such as retinol and salicylic acid target blemishes and fine lines for a beautifully smooth complexion.
—
Mia Meltzer, Rolling Stone, 20 May 2024
An exfoliating product like retinol, commonly used as an anti-aging product, isn't necessary for those younger then 20 years old when collagen begins to decrease, experts say.
—Kinsey Crowley, USA TODAY, 15 May 2024
See all Example Sentences for retinol 
Mia Meltzer, Rolling Stone, 20 May 2024
An exfoliating product like retinol, commonly used as an anti-aging product, isn't necessary for those younger then 20 years old when collagen begins to decrease, experts say.
—Kinsey Crowley, USA TODAY, 15 May 2024
See all Example Sentences for retinol
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'retinol.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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“Retinol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retinol. Accessed 29 May. 2024.
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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