EFFICACY


Meaning of EFFICACY in English

/ef"i keuh see/ , n. , pl. efficacies .

capacity for producing a desired result or effect; effectiveness: a remedy of great efficacy.

[ 1520-30; efficacia, equiv. to efficac- (see EFFICACIOUS) + -ia -Y 3 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .