Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of efficacy is as below...

Magistery :: Magistery (n.) Mastery; powerful medical influence; renowned efficacy; a sovereign remedy.

Vigor :: Vigor (n.) Strength; efficacy; potency.

Charm :: Charm (n.) Anything worn for its supposed efficacy to the wearer in averting ill or securing good fortune.

Efficacity :: Efficacity (n.) Efficacy.

Vain :: Vain (superl.) Destitute of forge or efficacy; effecting no purpose; fruitless; ineffectual; as, vain toil; a vain attempt..

Weight :: Weight (v. t.) Importance; power; influence; efficacy; consequence; moment; impressiveness; as, a consideration of vast weight..

Virtuous :: Virtuous (a.) Having power or efficacy; powerfully operative; efficacious; potent.

Insignificance :: Insignificance (n.) Want of force or effect; unimportance; pettiness; inefficacy; as, the insignificance of human art..

Virtueless :: Virtueless (a.) Destitute of virtue; without efficacy or operating qualities; powerless.

Potency :: Potency (n.) The quality or state of being potent; physical or moral power; inherent strength; energy; ability to effect a purpose; capability; efficacy; influence.

Null :: Null (a.) Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.

Nullity :: Nullity (n.) The quality or state of being null; nothingness; want of efficacy or force.

Strong :: Strong (superl.) Having virtues of great efficacy; or, having a particular quality in a great degree; as, a strong powder or tincture; a strong decoction; strong tea or coffee..

Inefficaciousness :: Inefficaciousness (n.) Want of effect, or of power to produce the effect; inefficacy..

Virtue :: Virtue (n.) Active quality or power; capacity or power adequate to the production of a given effect; energy; strength; potency; efficacy; as, the virtue of a medicine..

Invalid :: Invalid (a.) Having no force, effect, or efficacy; void; null; as, an invalid contract or agreement..

Prevailment :: Prevailment (n.) Prevalence; superior influence; efficacy.

Available :: Available (a.) Having sufficient power, force, or efficacy, for the object; effectual; valid; as, an available plea..

Potentness :: Potentness (n.) The quality or state of being potent; powerfulness; potency; efficacy.

Coefficacy :: Coefficacy (n.) Joint efficacy.

Random Fonts

Most Popular