Word.ws English Dictionary

efficaciousness

efficaciousness noun: quality of being efficacious; efficacy.

Noun

efficaciousness (uncountable)

  1. Quality of being efficacious; efficacy.
    • In ancient mythology, the efficaciousness of the satyrion is attested, particularly in the case of Hercules.1961, Harry E. Wedeck, Dictionary of Aphrodisiacs, New York: The Citadel Press, page 216

Origin of efficaciousness

From efficacious + -ness.

Questions about efficaciousness

What does efficaciousness mean?
Efficaciousness means quality of being efficacious; efficacy.
What part of speech is efficaciousness?
Efficaciousness is a noun.

Words near efficaciousness in the dictionary

  1. effeteness
  2. effets
  3. efficacies
  4. efficacious
  5. efficaciously
  6. efficaciousness
  7. efficacities
  8. efficacity
  9. efficacy
  10. efficience
  11. efficiences

Source and license

Adapted from Wiktionary: efficaciousness (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “efficaciousness.” Word.ws, https://word.ws/efficaciousness. Based on Wiktionary, CC BY-SA 4.0.