How do you pronounce efficacy?

efficacy is pronounced as /ˈɛfɪkəsi/.

Vocabularies
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efficacy

⚡efficacy

noun

/ˈɛfɪkəsi/

efficacious efficiency

efficacy definition card — visual illustration of the meaning

efficacy synonyms and antonyms card — visual word comparison

efficacy collocation card — common word combinations and phrases

Meaning

The ability to produce the intended result; effectiveness.

The ability to produce a desired or intended result; effectiveness.

Example Sentences

The efficacy of the new policy is still being evaluated.

The efficacy of the vaccine has been proven in trials.

The efficacy of the new vaccine has been proven.

Synonyms

effectiveness, power, efficiency, success, potency

Entry 1

effectiveness, power, efficiency, success

Entry 2

effectiveness, efficiency, success

Entry 3

effectiveness, potency

Antonyms

ineffectiveness, failure, weakness, inefficacy, uselessness

Entry 1

ineffectiveness, failure, weakness

Entry 2

inefficacy, failure, uselessness

Entry 3

ineffectiveness, failure

Collocations

efficacy of treatment, clinical efficacy, prove efficacy, high efficacy

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