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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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
Letter Writers, Twin Cities, 10 Nov. 2019
Recent Examples of Synonyms for efficacity
efficacy
Noun
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So perhaps the legitimate research and efficacy of peptides—a new, or new-seeming, class of health and longevity products—explains why everyone is talking about them right now.—
Will Price,
Robb Report,
12 Aug. 2025
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Kennedy has long promoted doubts about vaccines' safety and efficacy, and as health secretary has upended the federal government's process for recommending immunization.—
Michael Erman,
USA Today,
12 Aug. 2025
Cite this Entry
“Efficacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/efficacity. Accessed 22 Aug. 2025.
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