titanium dioxide

American  

noun

Chemistry.

1. a white, water-insoluble powder, TiO 2 , used chiefly in white pigments, plastics, ceramics, and for delustering synthetic fibers.

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titanium dioxide British  

noun

1. Also called: titanium oxide, titanic oxide, titania. a white insoluble powder occurring naturally as rutile and used chiefly as a pigment of high covering power and durability. Formula: TiO 2

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titanium dioxide Scientific  

1. A white powder used as an opaque white pigment. It occurs naturally as the mineral rutile. Chemical formula: TiO ₂ .

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Etymology

Origin of titanium dioxide

First recorded in 1920–25

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Example Sentences

See Examples For:

titanium dioxide

At the same time, it combines structural whiteness with water-management functionality without titanium dioxide and without PFAS.

From Science Daily ● Sep. 10, 2026

They include companies like Chemours and Tronox, which make titanium dioxide, a pigment used in paint and wallpaper, and Celanese, which produces acetic acid, a key ingredient in many industrial products.

From The Wall Street Journal ● Apr. 5, 2026

The second sees around 90% of its ore volume used for titanium dioxide , crucial for construction, automotive and consumer applications.

From MarketWatch ● Feb. 12, 2026

He acknowledged the problem of titanium dioxide weakness in his post-earnings report, but remains optimistic about the growth of the company’s refrigerant business.

From Barron's ● Nov. 7, 2025

Mercuric oxide, sulphide and iodide; arsenic trioxide; titanium dioxide and silicon dioxide may be cited as examples.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various

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