efficacious
inglizchaefficacious ˌefɪʼkeɪʃəs
amaliy natija (foyda) beradigan, ta'sir ko'rsatadigan, samarali (da'volash va sh.k.)
- efficacy ['efɪkəsɪ] kuch, amaliylik, effektivlik, samaradorlik
efficacious /efi'keiʃəs/
adj formal samarali, natija (foyda) beradigan, foydali