1 rutile | Definition of rutile
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rutile

noun
ru·​tile | \ ˈrü-ËŒtÄ“l How to pronounce rutile (audio) \

Definition of rutile

: a reddish-brown to black mineral that consists of titanium dioxide usually with a little iron and has a brilliant metallic or adamantine luster

Examples of rutile in a Sentence

Recent Examples on the Web

 Titanium oxide is rare on Earth, found in minerals such as rutile, anatase, and brookite. — Jay Bennett, Popular Mechanics, "Scorching Hot Planet Has a Titanium Atmosphere," 13 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rutile.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of rutile

1805, in the meaning defined above

History and Etymology for rutile

German Rutil, from Latin rutilus

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More from Merriam-Webster on rutile

Britannica.com: Encyclopedia article about rutile

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