Sample sentences for EFFICACIOUS

(click/touch triangles for details)

Definition

effective in producing an intended effect

efficacious = effective in producing an intended effect

You'll find it most efficacious.
Margaret Craven -- I Heard the Owl Call My Name

efficacious = effective in producing an intended effect

His naked fangs and writhing lips were uniformly efficacious, rarely failing to send a bellowing on-rushing dog back on its haunches.
Jack London -- White Fang

efficacious = effective in producing an intended effect

Indeed, all the treatments the doctors had tentatively employed, without definite results, now seemed almost uniformly efficacious.
Albert Camus -- The Plague

efficacious = effective in producing an intended effect

He would weep for hours together, and I verily believe that to the very end this spoiled child of life thought his weak tears in some way efficacious.
H.G. Wells -- The War of the Worlds

efficacious = effective in producing an intended effect

And one of the most efficacious remedies that a prince can have against conspiracies is not to be hated and despised by the people,
Nicolo Machiavelli -- The Prince

efficacious = effective in producing an intended effect

It is often an indication as to whether or not the procedure will be efficacious.
Margaret Atwood -- Alias Grace

efficacious = effective in producing an intended effect

over the years it turned out ... that that most efficacious medicine for whatever ailed him would be cash or credit, the larger the dosage the better.
John Hersey -- Hiroshima

efficacious = effective in producing an intended effect

I saw that we must apply some more efficacious remedy, and sent the boys for a chest of signal-rockets we had brought from the wreck.
Johann Wyss -- The Swiss Family Robinson

efficacious = effective in producing an intended effect

...yet she had never found it less efficacious.
E.M. Forster -- A Passage to India

efficacious = effective in producing an intended effect

"I do thank you for taking the time, Pomona," Slughorn was saying courteously, "most authorities agree that they are at their most efficacious if picked at twilight."
J.K. Rowling -- Harry Potter and the Half-Blood Prince

efficacious = effective in producing an intended effect

And considering the eagerness with which such information is sought by them, and the extent of your reputation, I do not know of a more efficacious advertisement than your biography would give.
Benjamin Franklin -- The Autobiography of Benjamin Franklin

efficacious = effective in producing an intended effect

These plants are most efficacious in the inflaming of the brain, and are therefore much used in Confusing and Befuddlement Draughts, where the wizard is desirous of producing hot-headedness and recklessness...
J.K. Rowling -- Harry Potter and the Order of the Phoenix

efficacious = effective in producing an intended effect

Doubt not that it will be as efficacious against those of Rappaccini.
Nathaniel Hawthorne -- Rappaccini's Daughter
Undoubtedly it was as good a thing as you could do; though I question if some other oils would not have been equally efficacious.
Thomas Hardy -- The Return of the Native
Only two and threepence a box—warranted efficacious by the Government stamp.
Thomas Hardy -- Jude the Obscure
That was sure, efficacious, and free from danger.
Victor Hugo -- Les Miserables
You follow the world, my young friend, and I tremble lest grace prove not efficacious.
Alexandre Dumas -- The Three Musketeers
If this was an efficacious process for the training of men, I wanted no part of manhood, I was perfectly content with being a boy.
Pat Conroy -- The Lords of Discipline
This is the essential, and, after all, only efficacious security for the rights and privileges of the people, which is attainable in civil society.
Alexander Hamilton, James Madison, & John Jay -- The Federalist Papers

Search for other examples by interest

Interest — Source