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
Noun
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The study also cites that there is no clear efficacy or safety data which can strongly point towards downstream physiologic and pathologic impacts.—
Forbes.com,
Forbes.com,
22 Jan. 2026
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The first-of-a-kind brain-stimulation device approved to treat attention-deficit/hyperactivity disorder (ADHD) in the US has had its efficacy questioned, with scientists believing that its Food and Drug Administration (US) approval was based on too small a study.—
New Atlas,
New Atlas,
21 Jan. 2026
Noun
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The state spent more than $20 billion without uniform standards to measure effectiveness.—
Julie Watts,
CBS News,
27 Jan. 2026
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Demonstrating the effectiveness of their tactical setup without the ball, Villa have only made more interceptions and ball recoveries in one other match this season.—
Jacob Tanswell,
New York Times,
26 Jan. 2026
Cite this Entry
“Efficacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/efficacity. Accessed 27 Jan. 2026.
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