Meanings
nounrikenium (uncountable)
- uncountableA proposed name for the element nihonium
Origin
Riken, name of a research institute in Japan, + -ium.
Full word history & related roots →Cite this entry
APA
rikenium. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/rikenium
MLA
“rikenium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/rikenium. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “rikenium,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/rikenium.
Source: rikenium on Wiktionary, CC BY-SA 4.0.