livermorium
[liv-er-mawr-ee-uh m, -mohr-]
noun Chemistry, Physics.
a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Lv; atomic number: 116.
Origin of livermorium
named after Lawrence Livermore National Laboratory, which participated in its creation; see -ium
Formerly ununhexium, element 116.
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019