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Examples of efficacy in a Sentence
In the planner's view, Rumsfeld had two goals: to demonstrate the efficacy of precision bombing and to “do the war on the cheap.” —Seymour M. Hersh, New Yorker, 7 Apr. 2003
Vaccines exist, but their efficacy against aerosolized plague is unknown. —Sharon Begley et al., Newsweek, 8 Oct. 2001
… efficacy does not have to be demonstrated before homeopathic products are marketed. —Alison Abbott et al., Nature, 26 Sept. 1996
questioned the efficacy of the alarms in actually preventing auto theft
Recent Examples of efficacy from the Web
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These are closely related viruses and the existing vaccine should have efficacy against Powassan.
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In a study conducted in Sudan in 2015, a single dose offered 80% protection during the first 2 months—although some participants may have been exposed to cholera the year before, essentially making the vaccine a booster and increasing its efficacy.
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The trio of shootings this week, however, served as a newsflash that there was still work to be done, raising questions about the efficacy of security efforts downtown.
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The curriculum is specifically designed toward fostering character development and responsibility geared to elevating individual empowerment, efficacy and self-esteem.
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The curriculum is specifically designed toward fostering character development and responsibility geared to elevating individual empowerment, efficacy and self-esteem.
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Fewer single-use, one-story commercial developments will increase the efficacy of multi-modal transit.
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Last June, the FDA raised questions about the safety and efficacy of hand sanitizers.
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All are available online, where their efficacy and safety are debated and reviewed on message boards and in podcasts.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'efficacy'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of efficacy
see efficacious
EFFICACY Defined for English Language Learners
efficacy
playDefinition of efficacy for English Language Learners
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: the power to produce a desired result or effect
Learn More about efficacy
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Thesaurus: All synonyms and antonyms for efficacy Spanish Central: Translation of efficacy Nglish: Translation of efficacy for Spanish speakers Britannica English: Translation of efficacy for Arabic speakers Britannica.com: Encyclopedia article about efficacy
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