polonium

bismuth$\longleftarrow$ 84 $\longrightarrow$astatine

Pronunciation

• (US) enPR: pəlōʹnēəm, IPA ^(key): /pəˈloʊni.əm/
• (UK) IPA ^(key): /pəˈləʊni.əm/

• Audio (UK)

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Noun

Singular polonium

Plural none

1. (uncountable) Polonium is a radioactive element with an atomic number of 84 and symbol Po.