• noun a poisonous silvery-white or yellowish metallic element used in lasers and glass manufacture
  • A silver-yellow soft metallic chemical element whose atomic number is 60. It has about 30 known isotopes, of which 5 are stable. Its applications in electronics include its use in lenses and coloring glasses, permanent magnets, and in lasers. Its chemical symbol is Nd.
  • chemical symbol Nd

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