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Efficacious   /ˌɛfəkˈeɪʃəs/   Listen
Efficacious

adjective
1.
Marked by qualities giving the power to produce an intended effect.  "The medicine is efficacious in stopping a cough"  Antonym: inefficacious.
2.
Producing or capable of producing an intended result or having a striking effect.  Synonyms: effective, effectual.  "Effective teaching methods" , "Effective steps toward peace" , "Made an effective entrance" , "His complaint proved to be effectual in bringing action" , "An efficacious law"  Antonym: ineffective.



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"Efficacious" Quotes from Famous Books



... away securities for the Established Church, but merely substituted, for one which long disuse and indemnity had rendered wholly inoperative, a fresh security, which, as it would be steadily put in force, might fairly be expected to prove far more efficacious. And it can hardly be contended that it was not within the province of the Legislature to modify an existing law in this spirit and with this object, however important might be the purpose for which that law had originally been framed. Nay, it might fairly be argued that the more important ...
— The Constitutional History of England From 1760 to 1860 • Charles Duke Yonge

... steeped in boiling milk, seasoned with nutmeg, and best of loaf sugar, is excellent for the dysentery. Cork burnt to charcoal, about as big as a hazel-nut, macerated, and put in a tea-spoonful of brandy, with a little loaf sugar and nutmeg, is very efficacious in cases of dysentery and cholera-morbus. If nutmeg be wanting, peppermint-water may be used. Flannel wet with brandy, powdered with Cayenne pepper, and laid upon the bowels, affords great relief in cases of ...
— The American Frugal Housewife • Lydia M. Child

... change; they changed essentially with the collapse of the Confederacy. There was no more organized armed resistance to the national government, to distract which loyal State governments in the South might have been efficacious. But there was an effort of persons lately in rebellion to get possession of the reconstructed Southern State governments for the purpose, in part, of using their power to save or restore as much of the system ...
— McClure's Magazine, Vol 31, No 2, June 1908 • Various

... this preparation, which, while it reaches to the foundations of disease, and acts with unfailing certainty, is still harmless to the most delicate invalid or tender infant. A trial of many years has proved to the world that it is efficacious in curing pulmonary complaints beyond any remedy hitherto known to mankind. As time makes these facts wider and better known, this medicine has gradually become a staple necessity, from the log cabin of the American peasant ...
— The Continental Monthly, Vol III, Issue VI, June, 1863 - Devoted to Literature and National Policy • Various

... the most efficacious means for hunting down heresy was the "Edict of Faith," which enlisted the people in the service of the Inquisition and required every man to be an informer. From time to time a certain district was visited and an edict issued commanding those who knew ...
— A History of Freedom of Thought • John Bagnell Bury


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