Meaning of efficaciousness in English

Table of contents
  1. Pronunciation
  2. Noun
    1. Definitions

  1. Pronunciation

    /ˌɛfəˈkeɪʃəsnəs/

    US accent Play button

    UK accent Play button

  1. Noun

    efficaciousness

    Definitions

    1. capacity or power to produce a desired effect

    Examples

    • « concern about the safety and efficacy of the vaccine »

    Antonyms

Browse dictionary