effectivity

E1F4F4E1C3T1I1V4I1T1Y4
US/əˈfek.tɪv.ə.t̬i/

noun

The ability or power to be effective.

UncommonScrabble 25

Meanings

nouneffectivity (countable and uncountable, plural effectivities)

plural effectivities

  1. uncountableThe ability or power to be effective.

    "The extent to which the colonial people are unable to be reasonably aware of their own history and present conditions testifies to the effect and effectivity of colonial stereotype."

    2016, Dexu Zhang, “Representational Ethics: The Mimic Men and the Mimic Men”, in Critique: Studies in Contemporary Fiction, volume 57, number 1, →DOI, page 31
  2. countableA measure of the effectiveness of something.
  3. countable[Technical documentation] An indication of the product, procedure, or timescale for which an item of information is applicable or effective.

Synonyms & antonyms

nounpower to be effective; the quality of being able to bring about an effect

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Proto-Indo-European*h₁éǵʰ
  2. Proto-Indo-European*h₁éǵʰs
  3. Proto-Italic*eks
  4. Latinex
  5. Latinex-
  6. Proto-Indo-European*dʰeh₁-
  7. Proto-Indo-European*dʰeh₁k-
  8. Proto-Indo-European*dʰh₁kyéti
  9. Proto-Italic*θakjō
  10. Proto-Italic*fakjō
  11. Latinfaciō
  12. Latinefficiō
  13. Latineffectīvu
  14. Frencheffectif
  15. Englisheffective
  16. Englisheffectivity

From effective + -ity.

Full word history & related roots →

Translations

Czech účinnost, efektivita
  • účinnostthe ability or power to be effective
  • efektivitathe ability or power to be effective
  • účinnosta measure of the effectiveness of something
  • efektivitaa measure of the effectiveness of something
Finnish vaikuttavuus, vaikuttavuus
  • vaikuttavuusthe ability or power to be effective
  • vaikuttavuusa measure of the effectiveness of something
  • tehoa measure of the effectiveness of something
German Effektivität
  • Effektivitätthe ability or power to be effective
Polish skuteczność, efektywność
  • skutecznośćthe ability or power to be effective
  • efektywnośćthe ability or power to be effective
  • efektywnośća measure of the effectiveness of something
  • skutecznośća measure of the effectiveness of something
Portuguese efetividade, efetividade
  • efetividadethe ability or power to be effective
  • efetividadea measure of the effectiveness of something
Romanian efectivitate
  • efectivitatethe ability or power to be effective
Russian эффекти́вность, эффекти́вность
  • эффекти́вность (effektívnostʹ)the ability or power to be effective
  • эффекти́вность (effektívnostʹ)a measure of the effectiveness of something
Swedish effektivitet
  • effektivitetthe ability or power to be effective
Turkish etkinlik, müessiriyet
  • etkinlikthe ability or power to be effective
  • müessiriyetthe ability or power to be effective
Cite this entry
APA

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

MLA

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

Chicago

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

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