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EFFICACIOUS

Pronunciation (US): 

 Dictionary entry overview: What does efficacious mean? 

EFFICACIOUS (adjective)
  The adjective EFFICACIOUS has 2 senses:

1. marked by qualities giving the power to produce an intended effect
2. producing or capable of producing an intended result or having a striking effect

  Familiarity information: EFFICACIOUS used as an adjective is rare.


 Dictionary entry details 


EFFICACIOUS (adjective)


Sense 1efficacious [BACK TO TOP]

Meaning:

Marked by qualities giving the power to produce an intended effect

Context examples:

written propaganda is less efficacious than the habits and prejudices...of the readers / the medicine is efficacious in stopping a cough

Similar:

effective (works well as a means or remedy)

Also:

effective; effectual; efficacious (producing or capable of producing an intended result or having a striking effect)

Attribute:

efficaciousness; efficacy (capacity or power to produce a desired effect)

Antonym:

inefficacious (lacking the power to produce a desired effect)


Sense 2efficacious [BACK TO TOP]

Meaning:

Producing or capable of producing an intended result or having a striking effect

Synonyms:

effective; effectual; efficacious

Context examples:

an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation / effective teaching methods / effective steps toward peace / made an effective entrance / his complaint proved to be effectual in bringing action / an efficacious law

Similar:

hard-hitting; trenchant (characterized by or full of force and vigor)

impelling (markedly effective as if by emotional pressure)

impressive; telling (producing a strong effect)

rough-and-ready (crude but effective for the purpose at hand)

Also:

efficient (being effective without wasting time or effort or expense)

efficacious (marked by qualities giving the power to produce an intended effect)

useful; utile (being of use or service)

potent; stiff; strong (having a strong physiological or chemical effect)

powerful (having great power or force or potency or effect)

Attribute:

effectiveness; effectivity; effectuality; effectualness (power to be effective; the quality of being able to bring about an effect)


 Learn English with... Proverbs of the week 
"After dinner sit a while, after supper walk a mile." (English proverb)

"Patient without any pain, the dog is lame when it wants to" (Breton proverb)

"Will take one to the water and bring him back thirsty." (Armenian proverb)

"Without suffering, there is no learning." (Croatian proverb)

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