Langtolang Multilingual Dictionary

ADJECTIVE 2

1. 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”

2. 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”
   Synonymseffectiveeffectual