'Efficacious' definitions:
Definition of 'efficacious'
From: WordNet
adjective
Marked by qualities giving the power to produce an intended effect; "written propaganda is less efficacious than the habits and prejudices...of the readers"-Aldous Huxley; "the medicine is efficacious in stopping a cough" [ant: inefficacious]
adjective
Producing or capable of producing an intended result or having a striking effect; "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" [syn: effective, effectual, efficacious] [ant: ineffective, ineffectual, uneffective]
Definition of 'Efficacious'
From: GCIDE
Synonyms of 'efficacious'
From: Moby Thesaurus
- able,
- active,
- adequate,
- authoritative,
- capable,
- charismatic,
- charming,
- competent,
- consequential,
- effective,
- effectual,
- efficient,
- enchanting,
- equal to,
- estimable,
- functional,
- go,
- important,
- influential,
- magnetic,
- momentous,
- operational,
- operative,
- personable,
- persuasive,
- potent,
- powerful,
- practical,
- prestigious,
- productive,
- proficient,
- puissant,
- reputable,
- serviceable,
- strong,
- suasive,
- substantial,
- successful,
- telling,
- up to,
- useful,
- virtuous,
- weighty,
- winning