nihonium

noun

ni·​ho·​ni·​um ni-ˈhō-nē-əm 

: a short-lived, artificially produced radioactive element that has 113 protons

—symbol Nh see Chemical Elements Table

Examples of nihonium in a Sentence

Recent Examples on the Web

The International Union of Pure and Applied Chemistry (the organization charged with naming the elements) has suggested these should be called nihonium (Nh); moscovium (Mc); tennessine (Ts) and oganesson (Og) and is expected to confirm the proposal in November. —Mark Lorch, Discover Magazine, 9 June 2016

In January, an international collaboration of scientists added four new elements to the periodic table: nihonium, moscovium, tennessine and oganesson. —Eric Betz, Discover Magazine, 20 Dec. 2016

Word History

Etymology

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

First Known Use

2016, in the meaning defined above

Kids Definition

nihonium

noun

ni·​ho·​ni·​um ni-ˈhō-nē-əm 

: a short-lived artificially produced radioactive element see element