Efficacious
adjective
Able to produce the desired result or effect.
The vaccine has proven to be efficacious in preventing illness.
Often appears as...
- efficacious treatment
- efficacious solution
Usage tips
Formal
adjective
Possessing the quality of being powerful.
The legislation has been an efficacious tool in curbing crime rates.
Often appears as...
- efficacious law
- efficacious measure
Usage tips
Formal
adjective
Able to produce the desired result or effect.
The vaccine has proven to be efficacious in preventing illness.
Often appears as...
- efficacious treatment
- efficacious solution
Usage tips
Formal
adjective
Possessing the quality of being powerful.
The legislation has been an efficacious tool in curbing crime rates.
Often appears as...
- efficacious law
- efficacious measure
Usage tips
Formal
Definition 1 of 2
Pro Tip 1/3Result-Oriented
Efficacious suggests a practical, positive outcome; it emphasizes on achieving goals.
Her study method was efficacious for learning new languages quickly.
Pro Tip 2/3Not Automatic
Efficacious doesn’t mean instant success, it implies effectiveness through effort or design.
Regular exercise is efficacious for maintaining good health.
Pro Tip 3/3Positive Connotation
Unlike 'effective', which is neutral, 'efficacious' often has a positive tone.
The new teaching strategy was more than effective; it was efficacious.
Pro Tip 1/3Result-Oriented
Efficacious suggests a practical, positive outcome; it emphasizes on achieving goals.
Her study method was efficacious for learning new languages quickly.
Pro Tip 2/3Not Automatic
Efficacious doesn’t mean instant success, it implies effectiveness through effort or design.
Regular exercise is efficacious for maintaining good health.
Pro Tip 3/3Positive Connotation
Unlike 'effective', which is neutral, 'efficacious' often has a positive tone.
The new teaching strategy was more than effective; it was efficacious.
Pro Tip 1/3Result-Oriented
Efficacious suggests a practical, positive outcome; it emphasizes on achieving goals.
Her study method was efficacious for learning new languages quickly.
Pro Tip 2/3Not Automatic
Efficacious doesn’t mean instant success, it implies effectiveness through effort or design.
Regular exercise is efficacious for maintaining good health.
Pro Tip 3/3Positive Connotation
Unlike 'effective', which is neutral, 'efficacious' often has a positive tone.
The new teaching strategy was more than effective; it was efficacious.
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Video examples
Bill Gates: COVID-19 has...
all the negative things that come out of the pandemic but yes uh the ingenuity in the pharmaceutical companies uh that's why we have six vaccine candidates several of which are extremely likely uh to prove safe and efficacious by early next year so if this pandemic
Video examples
The quest for the...
They have informed consent. I think that's the term. Absolutely. And they're willing to, I guess, take the risk that this isn't a fully tested vaccine but it may well be efficacious, and so that obviously can help a lot. That's crucial to this, right?
Video examples
Bill Gates: COVID-19 has...
all the negative things that come out of the pandemic but yes uh the ingenuity in the pharmaceutical companies uh that's why we have six vaccine candidates several of which are extremely likely uh to prove safe and efficacious by early next year so if this pandemic
Video examples
The quest for the...
They have informed consent. I think that's the term. Absolutely. And they're willing to, I guess, take the risk that this isn't a fully tested vaccine but it may well be efficacious, and so that obviously can help a lot. That's crucial to this, right?
Example 1 of 2
Quote examples
Maria Montessori
Italian Educator
If an educational act is to be efficacious, it will be only that one which tends to help toward the complete unfolding of life. To be thus helpful it is necessary rigorously to avoid the arrest of spontaneous movements and the imposition of arbitrary tasks.
Quote examples
Misha Collins
American Actor
I actually think that the most efficacious way of making a difference is to lead by example, and doing random acts of kindness is setting a very good example of how to behave in the world.
Quote examples
Dayananda Saraswati
Indian Leader
Prayer in any form is efficacious because it is an action. It will, therefore, have a result. That is the law of this universe in which we find ourselves.
Quote examples
Thomas Sydenham
English Scientist
Among the remedies which it has pleased Almighty God to give to man to relieve his sufferings, none is so universal and so efficacious as opium.
Quote examples
Nicholas Mosley
British Novelist
There is curiously little art concerning the efficacy of reason - perhaps simply because reason is not noticeably efficacious.
Quote examples
Samuel Butler
British Poet
Vaccination is the medical sacrament corresponding to baptism. Whether it is or is not more efficacious I do not know.
Quote examples
George Santayana
Spanish Philosopher
Wealth, religion, military victory have more rhetorical than efficacious worth.
Quote examples
Maria Montessori
Italian Educator
If an educational act is to be efficacious, it will be only that one which tends to help toward the complete unfolding of life. To be thus helpful it is necessary rigorously to avoid the arrest of spontaneous movements and the imposition of arbitrary tasks.
Quote examples
Misha Collins
American Actor
I actually think that the most efficacious way of making a difference is to lead by example, and doing random acts of kindness is setting a very good example of how to behave in the world.
Quote examples
Dayananda Saraswati
Indian Leader
Prayer in any form is efficacious because it is an action. It will, therefore, have a result. That is the law of this universe in which we find ourselves.
Quote examples
Thomas Sydenham
English Scientist
Among the remedies which it has pleased Almighty God to give to man to relieve his sufferings, none is so universal and so efficacious as opium.
Quote examples
Nicholas Mosley
British Novelist
There is curiously little art concerning the efficacy of reason - perhaps simply because reason is not noticeably efficacious.
Quote examples
Samuel Butler
British Poet
Vaccination is the medical sacrament corresponding to baptism. Whether it is or is not more efficacious I do not know.
Quote examples
George Santayana
Spanish Philosopher
Wealth, religion, military victory have more rhetorical than efficacious worth.
Example 1 of 7
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