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atomic number 73

 
Noun atomic number 73 has 1 sense
  1. tantalum, Ta, atomic number 73 - a hard gray lustrous metallic element that is highly corrosion-resistant; occurs in niobite and fergusonite and tantalite
    --1 is a kind of metallic element, metal
    --1 is a substance of fergusonite; niobite, columbite; tantalite
atomic number 65 atomic number 66 atomic number 67 atomic number 68 atomic number 69 atomic number 70 atomic number 71 atomic number 72 atomic number 73 atomic number 74 atomic number 75 atomic number 76 atomic number 77 atomic number 78 atomic number 79 atomic number 80 atomic number 81

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