zirconium

zirconium
noun Etymology: New Latin, from International Scientific Vocabulary zircon Date: 1808 a steel-gray hard ductile metallic element with a high melting point that occurs widely in combined form (as in zircon), is highly resistant to corrosion, and is used especially in alloys and in refractories and ceramics — see element table

New Collegiate Dictionary. 2001.

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  • Zirconium — (pronEng|zɚˈkoʊniəm, IPA|/ˌzɝˈkoʊniəm/) is a chemical element with the symbol Zr and atomic number 40. It is a lustrous, gray white, strong transition metal that resembles titanium. Zirconium is used as an alloying agent due to its high… …   Wikipedia

  • Zirconium — Yttrium ← Zirconium → Niobium Ti …   Wikipédia en Français

  • zirconium — [ zirkɔnjɔm ] n. m. • 1816; de zircon ♦ Chim. Corps simple (Zr; no at. 40; m. at. 91,22), métal blanc du groupe du titane, très abondant dans la croûte terrestre, utilisé notamment dans certains alliages inoxydables. ● zirconium nom masculin (de… …   Encyclopédie Universelle

  • Zirconium — ir*co ni*um, n. [NL.] (Chem.) A rare element of the carbon silicon group, intermediate between the metals and nonmetals, obtained from the mineral zircon as a dark sooty powder, or as a gray metallic crystalline substance. Symbol Zr. Atomic… …   The Collaborative International Dictionary of English

  • Zirconium — Zirconium, s. Zirkonium …   Pierer's Universal-Lexikon

  • Zirconium — См. Цирконий Термины атомной энергетики. Концерн Росэнергоатом, 2010 …   Термины атомной энергетики

  • Zirconium — Zirconium, grundstof med forkortelsen Zr …   Danske encyklopædi

  • Zirconium — vgl. Zirkonium …   Das Wörterbuch medizinischer Fachausdrücke

  • zirconium — Symbol: Zr Atomic number: 40 Atomic weight: 91.22 Grey white metallic transition element. Five natural isotopes and six radioactive isotopes are known. Used in nuclear reactors for a neutron absorber. Discovered in 1789 by Martin Klaproth,… …   Elements of periodic system

  • zirconium — (n.) metallic chemical element, 1808, coined by German chemist and mineralogist Martin Heinrich Klaproth (1743 1817) in 1789; so called because it was found in ZIRCON (Cf. zircon) …   Etymology dictionary

  • zirconium — [zər kō′nē əm] n. [ModL < ZIRCONIA + IUM: name proposed (1808) by DAVY Sir Humphry for element later isolated (1824) by BERZELIUS Baron Jöns Jakob] a hard, ductile, gray or black, metallic chemical element found combined in zircon, etc., and… …   English World dictionary

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