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 (ro͞o′tēl′, -tīl′)
A lustrous red, reddish-brown, or black mineral, TiO2, used as a gemstone, as an ore, and in paints and fillers.

[French, from German Rutil, from Latin rutilus, red; see rutilant.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Minerals) a black, yellowish, or reddish-brown mineral, found in igneous rocks, metamorphosed limestones, and quartz veins. It is a source of titanium. Composition: titanium dioxide. Formula: TiO2. Crystal structure: tetragonal
[C19: via French from German Rutil, from Latin rutilus red, glowing]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈru til, -taɪl)

a dark red, brilliant mineral, titanium dioxide, TiO2, occurring in needlelike crystals and granular masses: used to coat welding rods.
[1795–1805; < French < German Rutil < Latin rutilus red]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.rutile - a mineral consisting of titanium dioxide in crystalline formrutile - a mineral consisting of titanium dioxide in crystalline form; occurs in metamorphic and plutonic rocks and is a major source of titanium
atomic number 22, Ti, titanium - a light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Caption: Figure 6: Formulized treatment on cohesive energy of [alpha]-Mn[O.sub.2] and rutile Ti[O.sub.2] in different morphologies.
The peaks at 27.6[degrees], 36.1[degrees], 41.1[degrees], 43.81[degrees], 54.6[degrees], and 68.4[degrees] were due to the (110), (101), (200), (210), (220), and (301) mirror planes of the rutile phase.
25 August 2016 - Shareholders of Sierra Leone-based rutile miner Sierra Rutile Ltd.
M2 EQUITYBITES-August 25, 2016-Sierra Rutile Schedules 1 September Shareholder Vote on Iluka Resources Buyout
Titanium dioxide (TiO2) has two general structures of anatase and rutile, which have numerous applications in engineering purposes.
To complement the NTP Yellow, Shepherd Color is also introducing an improvement of a current product line with brand new offerings in its Rutile Tin Zinc (RTZ) Orange pigments.
The mine will produce 80 000 tons a year of rutile, 14% of the world's supply, 330,000 tons of ilmenite and 40,000 tons of zircon, when fully operational.
Actinides like rutile, endogenous digoxin as well as organisms like phytoplasmas and viroids have been implicated in the etiology of these diseases [1,2,3,4].
Rutile from a mafic granulite, intermediate granulite and mafic amphibolite within juxtaposed litho/tectonostratigraphic units in the Greater Himalayan Sequence (GHS) of NW Bhutan yield overlapping laser ablation multi-collector inductively-coupled plasma mass spectrometry (LA-MC- ICPMS) U-Pb lower intercept cooling ages of 10.1 +- 0.4 Ma, 10.8 +- 0.1 Ma and 10.0 +- 0.1 Ma, respectively.
ESAB is launching three new Dual Shield all-position rutile flux-cored wires for welding creep-resisting steels in applications where elevated temperatures are encountered--such as in the power generation sector.
Mineralogical work to determine zircon, rutile and ilmenite content and the suitability of the ilmenite as synthetic rutile feedstock is well underway.