zinc oxide

noun

: an infusible white solid ZnO used especially as a pigment, in compounding rubber, and in pharmaceutical and cosmetic preparations (such as ointments and sunblocks)

Examples of zinc oxide 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.
Take the slippery, softening UV Lip Balm Broad-Spectrum SPF 36, which is powered by glycerin, vitamin E, zinc oxide, and octinoxate to create a creamy sun-safe balm that soothes and protects skin for 80 minutes of water-resistant coverage. Sarah Madaus, Allure, 3 Apr. 2025 Fun Italian brand Le Rub offers super chic sustainable packaging and a reef-safe, non-nano zinc oxide formula with a divine fragrance. Bea McMonagle, Forbes.com, 31 Mar. 2025 It is powered by zinc oxide, offers SPF 30 protection, and is easy to apply with the applicator brush. Brigitt Earley, Glamour, 2 Apr. 2025 Its zinc oxide protection glides on with luxurious ease, giving skin a healthy, dewy look. Allure, 26 Sep. 2024 See All Example Sentences for zinc oxide

Word History

First Known Use

1849, in the meaning defined above

Time Traveler
The first known use of zinc oxide was in 1849

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Cite this Entry

“Zinc oxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zinc%20oxide. Accessed 21 Apr. 2025.

Kids Definition

zinc oxide

noun
: a white substance that is used as a white pigment, is added to rubber, and is used in medical and cosmetic preparations (as ointments and sunblocks)

Medical Definition

zinc oxide

noun
: a white solid ZnO used in pharmaceutical and cosmetic preparations (as ointments and powders)

More from Merriam-Webster on zinc oxide

Last Updated: - Updated example sentences
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