ethynium

E1T1H4Y4N1I1U1M3

noun

The cation, protonated acetylene (C₂H₃⁺)

Scrabble 16
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Meanings

nounethynium (uncountable)
  1. uncountablechemistryThe cation, protonated acetylene (C₂H₃⁺)

Origin

From ethyne + -ium.

Full word history & related roots →
Cite this entry
APA

ethynium. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/ethynium

MLA

“ethynium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ethynium. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “ethynium,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/ethynium.

Source: ethynium on Wiktionary, CC BY-SA 4.0.