Thesaurus
Synonyms & Antonyms of efficacy
the power to produce a desired result
- questioned the efficacy of the alarms in actually preventing auto theft
Synonyms for efficacy
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“Efficacy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/efficacy. Accessed 25 Sep. 2022.
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Time Traveler for efficacy
The first known use of efficacy was in the 13th century
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