a hard, reddish, tetragonal form of titanium dioxide, an ore of titanium
Origin of rutile; from French or Ger: French ; from German rutil ; from Classical Latin rutilus, red; akin to rufus, rubeus, red
A lustrous red, reddish-brown, or black mineral, TiO2, used as a gemstone, as an ore, and in paints and fillers.
Origin of rutileFrench, from German Rutil, from Latin rutilus, red; see rutilant.
(countable and uncountable, plural rutiles)