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Origin of efficacious
synonym study for efficacious
OTHER WORDS FROM efficacious
Example sentences from the Web for efficacious
This I hinted to L——, and his own susceptibility had hinted it to him efficaciously before I spoke.Leonora|Maria Edgeworth
He calls his specific Chemical Vaccine, and has tried it efficaciously on apes, guinea-pigs, and pigeons.Health, Happiness, and Longevity|Louis Philippe McCarty
Nothing has contributed so efficaciously, for some years past, to the progress of the native English drama.The English Stage|Augustin Filon
In malarial conditions there is nothing that acts so promptly and efficaciously as Sinkina.
Ivan felt but little inconvenience from his wound; the aged Hagar having treated it so efficaciously.The Circassian Chief|W.H.G. Kingston