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
Noun
-
One of the main reasons peptides have gained such momentum in skincare is their balance of efficacy and gentleness.—
Brianna Peters,
Vogue,
22 Apr. 2026
-
That naturally raised questions, not about whether the laws of time and space had been upended but about the efficacy, and honesty, of the billing systems being used by the firms, the city or both.—
The Editorial Board,
Chicago Tribune,
21 Apr. 2026
Noun
-
By combining cutting-edge protection, mobility, and digital integration, these vehicles are set to play a crucial role in enhancing military effectiveness and safeguarding personnel.—
Prabhat Ranjan Mishra,
Interesting Engineering,
27 Apr. 2026
-
Today, affordability is becoming just as important as effectiveness.—
Daniel Fusch,
USA Today,
27 Apr. 2026
Cite this Entry
“Efficacity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/efficacity. Accessed 28 Apr. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
