Defenition of the word efficacy

• Defenition of the word efficacy

  • The ability to produce a desired amount of a desired effect.
  • capacity or power to produce a desired effect
  • capacity or power to produce a desired effect; "concern about the safety and efficacy of the vaccine"

Synonyms for the word efficacy

• • effectiveness
  • efficaciousness
  • efficiency
  • usefulness
  • value
  • worth

Similar words in the efficacy

• • efficacy
  • efficacy's

Hypernyms for the word efficacy

• • effectiveness
  • effectivity
  • effectuality
  • effectualness

Antonyms for the word efficacy

• • inefficaciousness
  • inefficacy

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