1
: a screen to protect against sun
2
: a preparation (such as a lotion) applied to the skin to prevent sunburn (as by chemically absorbing ultraviolet radiation)
also : its active ingredient (as benzophenone) compare sunblock

Examples of sunscreen in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There are many pros of mineral sunscreen, but they are most known to be less irritating and great for sensitive skin. — Audrey Noble, Vogue, 24 Oct. 2026 While some sunscreen lotions may pool in fine lines and wrinkles and leave a white cast in the creases—needless to say, not a desirable result—this drugstore gem has a lightweight texture that melts into the skin. — Christa Joanna Lee, Glamour, 23 Oct. 2026 Sunscreen every day — multiple times a day What kind of sunscreen is best? — Norah O'Donnell, CBS News, 21 Oct. 2026 In the meantime, no one should refrain from using sunscreen, which is extremely well-proven to cause cancer. — Tracy Middleton, Allure, 19 Oct. 2026 See All Example Sentences for sunscreen

Word History

First Known Use

1738, in the meaning defined at sense 1

Time Traveler
The first known use of sunscreen was in 1738

Browse Nearby Words

Cite this Entry

“Sunscreen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sunscreen. Accessed 27 Oct. 2026.

Kids Definition

sunscreen

noun
: a preparation (as a lotion) applied to the skin to prevent sunburn (as by chemically absorbing the sun's rays)

Medical Definition

sunscreen

noun
: a preparation (as a lotion) applied to the skin to prevent sunburn (as by chemically absorbing ultraviolet radiation)
also : its active ingredient (as benzophenone) compare sunblock
sunscreening adjective
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