livermorium

noun
liv·​er·​mo·​ri·​um | \ ˌli-vər-ˈmȯr-ē-əm How to pronounce livermorium (audio) \

Definition of livermorium

: a short-lived artificially produced radioactive element that has 116 protons symbol Lv — see Chemical Elements Table

First Known Use of livermorium

2012, in the meaning defined above

History and Etymology for livermorium

Lawrence Livermore National Laboratory in Livermore, California (which cooperated in its production) + -ium

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The first known use of livermorium was in 2012

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