meitnerium

hassium$\longleftarrow$ 109 $\longrightarrow$darmstadtium

Pronunciation

• enPR: mītnĕr'ēəm, IPA ^(key): /maɪtˈnɜri.əm/

• Audio (US)

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Noun

Singular meitnerium

Plural none

1. (uncountable) Meitnerium is a synthetic radioactive element with an atomic number of 109 and symbol Mt.