polonium
Pronunciation
  • (RP) IPA: /pəˈləʊni.əm/
  • (America) enPR: pəlōʹnēəm, IPA: /pəˈloʊni.əm/
Noun

polonium (uncountable)

  1. A rare, highly radioactive chemical element (symbol Po) with atomic number 84.
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