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Dictionary

  Definition of efficacious
  1. 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 towar
  2. 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"
Similar Words: effective, effectual

 

See Also: efficient, potent, strong, powerful, useful, utile, effective, effectual

 

Attributes: effectiveness, effectivity, effectualness, effectuality, efficacy, efficaciousness

 

 
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MI means the syllable naming the third (mediant) note of any major scale in solmization; the government agency in the United Kingdom that is responsible for interna... more
 
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