Pronunciation · Spelling · Definition
How to say: efficacious
Spelling:
Efficacious
Syllables
efficacious
US accent
/ˌɛfɪkˈeɪʃəs/
UK accent
/ˌɛfɪkˈeɪʃəs/
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Definition
Definition — marked by qualities giving the power to produce an intended effect; -Aldous Huxley
e.g. “written propaganda is less efficacious than the habits and prejudices...of the readers”