as in efficacy
the power to produce a desired result
the limited efficacity of the primitive tool as an instrument for cutting raw meat
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
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
Letter Writers, Twin Cities, 10 Nov. 2019
Recent Examples of Synonyms for efficacity
efficacy
Noun
-
Extract every efficacy endpoint, its p-value, confidence interval, and sample size.—
Christiaan Hetzner,
Fortune,
15 July 2025
-
For more than half a century, ACIP has met multiple times a year to deliberate on the efficacy of vaccine selection for millions of Americans.—
Jesse Edwards,
MSNBC Newsweek,
15 July 2025
Cite this Entry
“Efficacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/efficacity. Accessed 2 Aug. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share