tetraanion

T1E1T1R1A1A1N1I1O1N1

noun

An anion that has four negative charges

OriginEnglish anion ← Ancient Greek ἀνῐόν (anĭón) ← Proto-Hellenic *éimi →
Scrabble 10
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Meanings

nountetraanion (plural tetraanions)

plural tetraanions

  1. chemistryAn anion that has four negative charges

Origin

  1. Proto-Indo-European*kʷetwóres
  2. Proto-Hellenic*kʷétwores
  3. Ancient Greekτέσσᾰρες (téssăres)
  4. Ancient Greekτετρᾰ- (tetră-)
  5. Englishtetra-
  6. Proto-Indo-European*h₂en-
  7. Proto-Hellenic*aná
  8. Ancient Greekᾰ̓νᾰ́ (ănắ)
  9. Ancient Greekᾰ̓νᾰ- (ănă-)
  10. Proto-Indo-European*h₁ey-
  11. Proto-Indo-European*h₁éyti
  12. Proto-Hellenic*éimi
  13. Ancient Greekῐ̓όν (ĭón)
  14. Ancient Greekἀνῐόν (anĭón)
  15. Englishanion
  16. Englishtetraanion

From tetra- + anion.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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