countereffective

adjective

Having the opposite effect.

OriginEnglish effective ← French effectif ← Latin effectīvu →
Scrabble 29
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Meanings

adjectivecountereffective (comparative more countereffective, superlative most countereffective)

comparative more countereffective · superlative most countereffective

  1. Having the opposite effect.

Origin

  1. Proto-Indo-European*ḱe?
  2. Proto-Indo-European*ḱóm
  3. Proto-Italic*kom
  4. Proto-Italic*kom-
  5. Proto-Italic*komteros
  6. Proto-Italic*komterād
  7. Latincontrā
  8. Old Frenchcontre-
  9. Anglo-Normancountre-
  10. Middle Englishcounter-
  11. Englishcounter-
  12. Proto-Indo-European*h₁éǵʰ
  13. Proto-Indo-European*h₁éǵʰs
  14. Proto-Italic*eks
  15. Latinex
  16. Latinex-
  17. Proto-Indo-European*dʰeh₁-
  18. Proto-Indo-European*dʰeh₁k-
  19. Proto-Indo-European*dʰh₁kyéti
  20. Proto-Italic*θakjō
  21. Proto-Italic*fakjō
  22. Latinfaciō
  23. Latinefficiō
  24. Latineffectīvu
  25. Frencheffectif
  26. Englisheffective
  27. Englishcountereffective

From counter- + effective.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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