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titanium |
3 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Titanium \Ti*ta"ni*um\, n. [NL., fr L. Titani or Titanes, Gr ?, the sons of the earth.] (Chem.) An elementary substance found combined in the minerals manaccanite, rutile, sphene, etc., and isolated as an infusible iron-gray amorphous powder, having a metallic luster. It burns when heated in the air. Symbol Ti Atomic weight 48.1. From WordNet r 1.6 [wn]: titanium n : a light strong gray lustrous corrosion-resistant metallic element used in strong light-weight alloys (as for airplane parts); the main sources are rutile and ilmenite [syn: {Ti}, {atomic number 22}] From Elements database 20001107 [elements]: titanium Symbol: Ti Atomic number: 22 Atomic weight: 47.90 White metallic transition element. Occurs in numerous minerals. Used in strong, light corrosion-resistant alloys. Forms a passive oxide coating when exposed to air. First discovered by Gregor in 1789.
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