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livermorium

[ liv-er-mawr-ee-uhm, -mohr- ]
/ 藢l瑟v 蓹r藞m蓴r i 蓹m, -藞mo蕣r- /
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noun Chemistry, Physics.
a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Lv; atomic number: 116.
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Which of the following nouns has an irregular plural form?
Formerly un路un路hex路i路um [uhn-uhn-hek-see-uhm], /藢蕦n 蓹n藞h蓻k si 蓹m/, el路e路ment 116 .

Origin of livermorium

First recorded in 2010鈥15; named after Lawrence Livermore National Laboratory, which participated in its creation.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, 漏 Random House, Inc. 2022
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