Crossword clues for efficacy
Longman Dictionary of Contemporary English
The Collaborative International Dictionary
efficacy \ef"fi*ca*cy\, n. [L. efficacia, fr. efficax. See
Power to produce effects; operation or energy of an agent or
force; production of the effect intended; as, the efficacy of
medicine in counteracting disease; the efficacy of prayer.
``Of noxious efficacy.''
Syn: Virtue; force; energy; potency; efficiency.
Douglas Harper's Etymology Dictionary
1520s, from Latin efficacia "efficacy, efficiency," from efficax (genitive efficacis) "powerful, effectual, efficient," from stem of efficere "work out, accomplish" (see effect (n.)). Earlier in same sense was efficace (c.1200), from Old French eficace (14c.), from Latin efficacia; also efficacite (early 15c.), from Latin efficacitatem.
n. (context uncountable English) Ability to produce a desired amount of a desired effect.
Efficacy is a term used in the practice of pharmacology and related areas of medicine that refers to both the maximum response achievable from an applied or dosed agent in research settings, and to the capacity for therapeutic effect or beneficial change of a given therapeutic intervention in clinical settings.
Usage examples of "efficacy".
Its efficacy may be increased in this disease by adding to each bottle one ounce of the acetate of potash, and, when thus modified, it may be administered in the same manner as if no addition had been made to it.
A position demanding a sudden burgeoning of his ego, the unassailable belief in his own efficacy.
Since colchicine retards cell-division, a propulsion spell was used to ensure its efficacy.
However, the American Diabetes Association cannot ensure the safety or efficacy of any product or service described in this publication.
But the efficacy of this system depends entirely on the proselytism of individuals, and grounds its merits, as a benefit to the community, upon the total change of the dietetic habits in its members.
But nevertheless it is true and practicable that marches in pursuit may be so planned as to have this tendency, and that the efficacy of the pursuit is very much enchanced thereby.
This is a tonic nervine of unsurpassed efficacy, combined in such a manner, that, while it quiets nervous irritation, it strengthens the enfeebled nervous system, restoring it to healthful vigor.
Dead instruments, passive tools as they are, it is the spirit of the English communion that gives all their life and efficacy to them.
At times this has meant that a statute was construed so strictly in order to avoid constitutional difficulties that its efficacy was impaired if not lost.
If the cursing about you and your family done by Thyne here is any measure of Horn efficacy, I think I prefer having Ysanne Isard opposing me.
Diemerbroeck, Bonet, Baglivi, Kercher, and Desault mention the efficacy of melody in phthisis, gout, hydrophobia, the bites of venomous reptiles, etc.
Golden Medical Discovery is well adapted to remove morbid states of the disease, in consequence of its direct action on the mucous membranes of the air-passages, and its efficacy in allaying irritation of the laryngeal, pharyngeal, and pneumogastric nerves.
This effect, essentially an increase in the efficacy of transmission between pre- and postsynaptic cells, was termed potentiation.
A liberated sigil retains its efficacy, without exacting the former pain-price.
I was nearly spoiling the efficacy of the operation when I saw the grimaces they made in trying to keep serious.