• Possessing the quality of being effective; productive of, orpowerful to produce, the effect intended; as, an efficacious law.


    Efficacious meaning & definition 1 of Efficacious.


  • A douchey way of saying effective.

    Efficacious meaning & definition 2 of Efficacious.


  • An adjective (descriptive word):
    Describing thing, or person, producing, or sure to produce, desired effect.
    Efficaciously (adverb) describing the behaviour of act in such a manner as to effect the desired effect.
    I may help to understand that the Latin root for these words is the same as that for Efficient.

    Efficacious meaning & definition 3 of Efficacious.


  • able to produce the intended result

    Efficacious meaning & definition 4 of Efficacious.


  • (of something inanimate or abstract) successful in producing a desired or intended result; effective.

    Efficacious meaning & definition 5 of Efficacious.

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