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 Zinc oxide and titanium dioxide are mineral sunscreen agents to look out for. Lauren Valenti, Vogue, 11 June 2024 Mineral formulations rely on flecks of minerals spread on top of the skin to physically reflect the sun’s rays; zinc dioxide and titanium dioxide are the two ingredients typically used in these products. Keren Landman, Vox, 10 June 2024 Mineral formulas typically contain ingredients such as zinc oxide and titanium dioxide. Amanda Ogle, Southern Living, 5 June 2024 And the dye will then absorb the photons, excite electrons that are injected into the titanium dioxide layer and then collected by the anode and then conducted out to the cable. IEEE Spectrum, 15 May 2024 See all Example Sentences for titanium dioxide 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'titanium dioxide.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1877, in the meaning defined above

Time Traveler
The first known use of titanium dioxide was in 1877

Dictionary Entries Near titanium dioxide

Cite this Entry

“Titanium dioxide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/titanium%20dioxide. Accessed 3 Jul. 2024.

Medical Definition

titanium dioxide

noun
: an oxide TiO2 of titanium that is used especially as a pigment and in sunblocks

More from Merriam-Webster on titanium dioxide

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