adjadj.allmarked by qualities giving the power to produce an intended effectAttributes:efficaciousness efficacy
Examples:- written propaganda is less efficacious than the habits and prejudices...of the readers"-Aldous Huxley
- the medicine is efficacious in stopping a cough
Antonyms:inefficacious
Derivationally Related Form:efficacyefficaciousness
Inherited Hypernyms:efficacious
Similar to:effective
See also:effective effectual efficacious
adjadj.allproducing or capable of producing an intended result or having a striking effectAttributes:effectiveness effectivity effectuality effectualness
Synset:effective effectual
Examples:- an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford
- effective teaching methods
- effective steps toward peace
- made an effective entrance
- his complaint proved to be effectual in bringing action
- an efficacious law
Antonyms:ineffective
Derivationally Related Form:effectualityeffectivenessefficacyefficaciousnesseffectivityeffecteffectualness
Inherited Hypernyms:effective
Similar to:hard-hitting trenchant impelling impressive telling rough-and-ready
See also:efficacious efficient potent powerful stiff strong useful utile