nihonium

noun
ni·​ho·​ni·​um | \ ni-ˈhō-nē-əm \

Definition of nihonium

: a short-lived, artificially produced radioactive element that has 113 protons symbol Nh — see Chemical Elements Table

First Known Use of nihonium

2016, in the meaning defined above

History and Etymology for nihonium

Japanese nihon "Japan" + -ium; so named because the element was produced at the RIKEN Nishina Center for Accelerator-Based Science in Wakō, Japan

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Last Updated

14 Jan 2019

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The first known use of nihonium was in 2016

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