- noun a greyish-white metal with good corrosion resistance, used in alloys, abrasives, flame proofing compounds and fuel rod cooling in nuclear reactors
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- A lustrous silver-gray metal whose atomic number is 40. It is very strong, malleable, ductile, and heat and corrosion-resistant. When finely divided, it can ignite spontaneously in air, and is used in flash bulbs. It has about 25 known isotopes, of which 4 are stable. Its applications include its use in corrosion-resistant alloys, as a vacuum tube getter, as a coating for nuclear rods, and in ceramics and welding. Its chemical symbol is Zr.
- chemical symbolZr