Meanings
- uncountableThe systematic element name for the (as yet undiscovered) chemical element with atomic number 129 (symbol Ube).
Origin
Systematic element name, from un- + bi- + enn- + -ium.
Full word history & related roots →Translations
German Unbiennium
- Unbienniumelement
Hungarian unbiennium
- unbienniumelement
Swedish unbiennium
- unbienniumelement
Cite this entry
unbiennium. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/unbiennium
“unbiennium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unbiennium. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “unbiennium,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/unbiennium.
Source: unbiennium on Wiktionary, CC BY-SA 4.0.