an·​a·​tase ˈa-nə-ˌtās How to pronounce anatase (audio)
: a tetragonal mineral consisting of titanium dioxide and used especially as a white pigment

Example Sentences

Recent Examples on the Web Titanium oxide is rare on Earth, found in minerals such as rutile, anatase, and brookite. Jay Bennett, Popular Mechanics, 13 Sep. 2017

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Word History


borrowed from French, borrowed from Greek anátasis "extension upward, height," action noun derivative (with -sis -sis) from anateínein "to stretch out, lift up, extend," from ana- ana- + teínein "to stretch, extend" — more at tenant entry 1

Note: The term was introduced by the French mineralogist René Just Haüy (1743-1822) in Traité de Minéralogie, tome 3 (Paris, 1801), p. 129. The name alludes to the steep angle of the crystal's pyramid relative to other minerals.

First Known Use

1802, in the meaning defined above

Time Traveler
The first known use of anatase was in 1802

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Cite this Entry

“Anatase.” Dictionary, Merriam-Webster, Accessed 5 Jun. 2023.

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