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.
Maybe a family watches a favorite performer together, while nearby strangers start talking because someone forgot sunscreen and their friend packed enough for six people. Svetlana Khachiyan, USA Today, 27 Aug. 2026 If insect repellent is used with sunscreen, the agency recommends applying sunscreen first and then repellent. Michael Cuglietta, The Orlando Sentinel, 27 Aug. 2026 Dry skin types might spend a lot of time fussing over hydrating skincare products, including serums and moisturizers, but choosing a nourishing sunscreen is just as vital for your skin health. Jessie Quinn, StyleCaster, 26 Aug. 2026 Red Cross volunteers at the Acropolis hand out kits with sunscreen, water, information leaflets and red caps. ABC News, 23 Aug. 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 1 Sep. 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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!