from The American Heritage® Dictionary of the English Language, 4th Edition

  • The symbol for the element zirconium.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Symbol for zirconium.

from The Century Dictionary and Cyclopedia

  • In chem., the symbol for zirconium.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a lustrous grey strong metallic element resembling titanium; it is used in nuclear reactors as a neutron absorber; it occurs in baddeleyite but is obtained chiefly from zircon


Sorry, no etymologies found.


  • Fuel is a uranium-zirconium (U-Zr) alloy with 13% uranium enrichment (or uranium-plutonium-zirconium with 11% plutonium) with a 15-20 year life.

    Small nuclear power reactors

  • Here, the center portion of each assembly is 155 mm across and holds the seed material consisting of metallic plutonium-zirconium (Pu-Zr) alloy (Pu is about 10% of alloy, and isotopically over 90% 239Pu) as 108 twisted tricorn-section rods 12.75 mm across with Zr-1%Nb cladding (Nb = Niobium).


  • In a typical zirconium ore, there is a Zr: Hf ratio of about 50: 1.


  • Zirconium (Zr) is a grayish-white, metallic element with an atomic number of 40.


  • Temperature of the granitic magma, by whole-rock Zr geothermometry, was 875±25°C.


  • "Very preliminary prospecting and sampling of a few of the REE (rare earth element) targets in the PHS district indicate that this district is highly prospective for Zr, Y, Nb and U as well as REEs," it said.

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  • Zd, i is the ith elevation value measured on the DTM surface; Zr, i is the corresponding original elevation; n is the number of elevation points checked.

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  • As well there have been significant historical assays returned for Zirconium (Zr), Yttrium (Y), Niobium (Nb), Cerium

    The Earth Times Online Newspaper

  • Here, we show that when reduced to 100 nm, Zr-based metallic glass nanopillars attain ceramic-like strengths (2.25 %) simultaneously.

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  • [29], 89Zr-DFO-trastuzumab represents one of the most promising radiotracers for non-invasive immunoPET measurements of HER2/neu expression in vivo.

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