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rutile

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noun ru·tile \ˈrü-ˌtēl\

Definition of rutile

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



Origin and Etymology of rutile

German Rutil, from Latin rutilus


First Known Use: 1803


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to lessen in amount, effect, or force

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