meitnerium

noun

meit·ner·i·um | \ mīt-ˈnir-ē-əm

How to pronounce meitnerium (audio)

, -ˈner-\

Definition of meitnerium

: a short-lived radioactive element produced artificially — see Chemical Elements Table

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The first known use of meitnerium was in 1992

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meitnerium

noun

meit·ner·i·um | \ mīt-ˈnir-ē-əm, -ˈner-

\

Medical Definition of meitnerium

: a short-lived radioactive element that is artificially produced —symbol Mt — see Chemical Elements Table

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