meitnerium

noun

meit·​ner·​i·​um mīt-ˈnir-ē-əm How to pronounce meitnerium (audio)
-ˈner-
: a short-lived radioactive element produced artificially see Chemical Elements Table

Examples of meitnerium in a Sentence

Recent Examples on the Web Known as a transition metal, meitnerium was named after scientist Lise Meitner who played a pivotal role in understanding and explaining nuclear fission/splitting of the atom. Allison Futterman, Discover Magazine, 17 Sep. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'meitnerium.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin, from Lise Meitner

First Known Use

1992, in the meaning defined above

Time Traveler
The first known use of meitnerium was in 1992

Dictionary Entries Near meitnerium

Cite this Entry

“Meitnerium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/meitnerium. Accessed 25 Feb. 2024.

Kids Definition

meitnerium

noun
meit·​ner·​i·​um mīt-ˈnir-ē-əm How to pronounce meitnerium (audio)
-ˈner-
: a short-lived radioactive element produced artificially see element

Medical Definition

meitnerium

noun
meit·​ner·​i·​um mīt-ˈnir-ē-əm, -ˈner- How to pronounce meitnerium (audio)
: a short-lived radioactive element that is artificially produced
symbol Mt
see Chemical Elements Table

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