efficacious :

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e fuh kay shuhs

  • a  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
  • a  producing or capable of producing an intended result or having a striking effect
    an efficacious law

  • Kiehl's may be global now, but it hasn't strayed from the simple, efficacious products that made it famous.
  • When it was finally recognized for what it was the most efficacious life-saving drug in the world penicillin would alter forever the treatment of bacterial infections.
  • This proved very efficacious in Iraq, especially in urban areas.

  • Barack Obama in Reuters Canada
    We will have a review at the end of this year to see if the strategy has been efficacious,Obama told il Corriere.
  • Joe Biden in guardian.co.uk
    Which borders do we close, do we close the Canadian border too? Do we close flights coming from countries in Europe where it's been identified now? We're told that is not an efficacious use of our effort. We should be focusing on mitigation,...
  • Bill Clinton in WND.com
    The anti-abortion conditions "have undermined efforts to promote safe and efficacious family planning programs in foreign nations," Clinton said.

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