efficacity

noun

ˌe-fə-ˈka-sə-tē How to pronounce efficacity (audio)
Definition of efficacitynext
as in efficacy
the power to produce a desired result the limited efficacity of the primitive tool as an instrument for cutting raw meat

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of efficacity Employing touchscreens for voting results in the adoption of technology for its own sake rather than to provide efficacity. — Letter Writers, Twin Cities, 10 Nov. 2019
Recent Examples of Synonyms for efficacity
  1. efficacy
  2. effectiveness
Noun
  • The signal’s efficacy also fades over time, meaning that a single long outing to the zoo or park may be less beneficial than multiple outdoor jaunts of at least 30 minutes each.
    — Los Angeles Times, Los Angeles Times, 5 Nov. 2026
  • Hale says the frequency may also reduce the efficacy in the long run.
    — Norah O'Donnell, CBS News, 4 Nov. 2026
Definition of efficacy
Noun
  • And the narrower House Republican minority will reduce the effectiveness of discharge petitions, which Democrats and a small bloc of Republicans used successfully this Congress to force votes.
    — Nicholas Wu, semafor.com, 13 Nov. 2026
  • They’re defined by their expertise, ability to collaborate and effectiveness in translating strategy into execution.
    — Vlada Grebenykova, Forbes.com, 12 Nov. 2026
Definition of effectiveness

Browse Nearby Words

efficaciousness
efficacity
efficacy
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Cite this Entry

“Efficacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/efficacity. Accessed 14 Nov. 2026.

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