titanium dioxide

American

noun

Chemistry.

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

titanium dioxide British

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

titanium dioxide Scientific

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

Etymology

Origin of titanium dioxide

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The chemical maker posted lower sales in the fourth quarter, driven by weakness in titanium dioxide and products in its advanced materials business, such as Teflon.

From Barron's

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

From MarketWatch

Slowing sales of titanium dioxide, a key component of white paint, drove light earnings.

From Barron's

The retail giant plans to nix ingredients including titanium dioxide, a food coloring, and azodicarbonamide, used to help bread rise consistently.

From The Wall Street Journal

For decades, Iluka has been mining zircon in Australia - a key ingredient in ceramics, and titanium dioxide used in the pigmentation of paint, plastics and paper.

From BBC

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023