efficacious

View Synonyms
[ UK /ˌɛfɪkˈe‍ɪʃəs/ ]
[ US /ˌɛfəˈkeɪʃəs/ ]
ADJECTIVE
  1. producing or capable of producing an intended result or having a striking effect
    effective teaching methods
    an efficacious law
    an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation
    his complaint proved to be effectual in bringing action
    effective steps toward peace
    made an effective entrance
  2. marked by qualities giving the power to produce an intended effect
    the medicine is efficacious in stopping a cough
    written propaganda is less efficacious than the habits and prejudices...of the readers
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How To Use efficacious In A Sentence

  • The vaccine was presumed to be safe and efficacious.
  • Peripheral neurectomy, peripheral and ganglionic alcohol blocks, and cryotherapy have not proven as efficacious as other procedures and, therefore, will not be discussed.
  • Injunctions against discrimination require that efficacious treatment for a human ill must be made equally accessible to everyone.
  • Are you questioning whether these acts have any efficaciousness?
  • The use of allogenic tissue in orthopaedic surgery is generally safe and efficacious.
  • written propaganda is less efficacious than the habits and prejudices...of the readers
  • Within Littoralist art practice, donative art strategies extend the language of the altruistic gift into a more politically efficacious education about the nature of gift giving and reciprocity.
  • Many a theist would grant that creaturely causes lack necessary efficaciousness on the very grounds that Malebranche had presented, but still argue that this does not mean that they lack causal powers. Occasionalism
  • High-flying oratory proved utterly inefficacious in winning any major foreign-policy result he set himself to bring home in triumph. Terry Krepel: John L. Perry's Greatest Obama-Hating Hits
  • Hudson falls for wife of man he killed, studies, cures her uncurable blindness in bare-chested operation-starts in death, ends in salvation, and updates a medieval mythology of efficacious grace into the apostatic 50s of luxury condos and kultchah, with uneasy overtones of capitalist will-to-power: a full-grown stereotype of moonlit joy rides, canted California beachlight, Swiss oompahpah, the world's best optometrists in labcoats, a hidden desert valley in Arizona that exists only for a hospital that exists only as the bedspring of recovery-emotional and physical-for our cut-out protagonists. The L Magazine - New York City's Local Event and Arts & Culture Guide
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