Meanings
noununtrinilium (uncountable)
- uncountableThe systematic element name for the (as yet undiscovered) chemical element with atomic number 130 (symbol Utn).
Origin
Systematic element name, from un- + tri- + nil- + -ium.
Full word history & related roots →Cite this entry
APA
untrinilium. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/untrinilium
MLA
“untrinilium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/untrinilium. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “untrinilium,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/untrinilium.
Source: untrinilium on Wiktionary, CC BY-SA 4.0.