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

First Known Use of meitnerium

1992, in the meaning defined above

History and Etymology for meitnerium

New Latin, from Lise Meitner

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The first known use of meitnerium was in 1992

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Cite this Entry

“Meitnerium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/meitnerium. Accessed 18 Apr. 2021.

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More Definitions for meitnerium

meitnerium

noun
meit·​ner·​i·​um | \ mīt-ˈnir-ē-əm, -ˈner- How to pronounce meitnerium (audio) \

Medical Definition of meitnerium

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

More from Merriam-Webster on meitnerium

Britannica.com: Encyclopedia article about meitnerium

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