titanium dioxide
noun
: an oxide TiO2 of titanium that occurs in rutile, anatase, and ilmenite and is used especially as a pigment
Examples of titanium dioxide in a Sentence
Recent Examples on the Web
The company provided a full list of ingredients that will be eliminated, including many FD&C dyes and titanium dioxide.
—
Brandee Gruener, Southern Living, 2 Oct. 2025
Nanoparticles created when the pigment, titanium dioxide, is exposed to extreme heat are especially dangerous.
—Nina Dietz, Wired News, 27 Sep. 2025
Most sunscreens use either chemical filters (like avobenzone or oxybenzone) that absorb UV rays and convert them into harmless heat, or mineral filters (like zinc oxide or titanium dioxide) that act as a physical shield, reflecting rays away from the skin.
—Heather Jones, Verywell Health, 26 Sep. 2025
Both zinc oxide and titanium dioxide, the most common mineral filters, are notoriously finicky ingredients—the thick white powders are cosmetically inelegant and prone to leaving white casts, particularly on deeper skin tones.
—Dani Hardman, Allure, 15 Sep. 2025
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Brandee Gruener, Southern Living, 2 Oct. 2025
Nanoparticles created when the pigment, titanium dioxide, is exposed to extreme heat are especially dangerous.
—Nina Dietz, Wired News, 27 Sep. 2025
Most sunscreens use either chemical filters (like avobenzone or oxybenzone) that absorb UV rays and convert them into harmless heat, or mineral filters (like zinc oxide or titanium dioxide) that act as a physical shield, reflecting rays away from the skin.
—Heather Jones, Verywell Health, 26 Sep. 2025
Both zinc oxide and titanium dioxide, the most common mineral filters, are notoriously finicky ingredients—the thick white powders are cosmetically inelegant and prone to leaving white casts, particularly on deeper skin tones.
—Dani Hardman, Allure, 15 Sep. 2025
See All Example Sentences for titanium dioxide
Cite this Entry
“Titanium dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/titanium%20dioxide. Accessed 4 Oct. 2025.
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