coeffective

C3O1E1F4F4E1C3T1I1V4E1

adjective

effective within a cohomology

Scrabble 24

Meanings

adjectivecoeffective (not comparable)
  1. not comparablemathematicseffective within a cohomology

    Also, in this case, we prove some Hodge decomposition theorems for coeffective basic de Rham cohomology, relating this cohomology with coeffective basic Dolbeault or Bott-Chern cohomology.

    2015, Cristian Ida, Paul Popescu, “Coeffective basic cohomologies of K--contact and Sasakian manifolds”, in arXiv

Origin

  1. Proto-Indo-European*ḱe?
  2. Proto-Indo-European*ḱóm
  3. Proto-Italic*kom
  4. Proto-Italic*kom-
  5. Latincon-
  6. Latinco-
  7. Englishco-
  8. Proto-Indo-European*h₁éǵʰ
  9. Proto-Indo-European*h₁éǵʰs
  10. Proto-Italic*eks
  11. Latinex
  12. Latinex-
  13. Proto-Indo-European*dʰeh₁-
  14. Proto-Indo-European*dʰeh₁k-
  15. Proto-Indo-European*dʰh₁kyéti
  16. Proto-Italic*θakjō
  17. Proto-Italic*fakjō
  18. Latinfaciō
  19. Latinefficiō
  20. Latineffectīvu
  21. Frencheffectif
  22. Englisheffective
  23. Englishcoeffective

From co- + effective.

Full word history & related roots →
Cite this entry
APA

coeffective. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/coeffective

MLA

“coeffective.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/coeffective. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “coeffective,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/coeffective.

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