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Efficaciousness Definition & Meaning

efficaciousness
noun
  1. capacity or power to produce a desired effect; "concern about the safety and efficacy of the vaccine"

Usage tips for "efficaciousness"

Understanding the precise definition of a word helps you use it with confidence. When using "efficaciousness" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for efficaciousness to find words that pair well.

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Frequently asked questions

What does efficaciousness mean?
capacity or power to produce a desired effect; "concern about the safety and efficacy of the vaccine"
What part of speech is efficaciousness?
Efficaciousness is a noun.

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