anionoid

A1N1I1O1N1O1I1D2

adjective

Describing the anionic part of a zwitterion

Opposite
cationoid
OriginAncient Greek εἶδος (eîdos) ← Proto-Hellenic *wéidos ← Proto-Indo-European *wéydos →
Scrabble 9
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Meanings

adjectiveanionoid (not comparable)
  1. not comparableDescribing the anionic part of a zwitterion

Synonyms & antonyms

Opposite
cationoid

Origin

  1. Proto-Indo-European*h₂en-
  2. Proto-Hellenic*aná
  3. Ancient Greekᾰ̓νᾰ́ (ănắ)
  4. Ancient Greekᾰ̓νᾰ- (ănă-)
  5. Proto-Indo-European*h₁ey-
  6. Proto-Indo-European*h₁éyti
  7. Proto-Hellenic*éimi
  8. Ancient Greekῐ̓όν (ĭón)
  9. Ancient Greekἀνῐόν (anĭón)
  10. Englishanion
  11. Proto-Indo-European*weyd-
  12. Proto-Indo-European*wéydos
  13. Proto-Hellenic*wéidos
  14. Ancient Greekεἶδος (eîdos)
  15. Englishanionoid

From anion + -oid.

Full word history & related roots →
Cite this entry
APA

anionoid. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/anionoid

MLA

“anionoid.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/anionoid. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “anionoid,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/anionoid.

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