What does efficacy mean dictionary?

What does efficacy mean dictionary?

Efficacy is “capacity for producing a desired result or effect; effectiveness.” The adjective form efficacious means “capable of having the desired result or effect.” Efficacy and effectiveness are close enough in meaning that they are often used interchangeably in general contexts.

What is efficacy with example?

Efficacy is defined as the ability to do what is defined as desired or to be effective at producing a result. An example of efficacy is when a crime bill is effective at stopping crime. Power to produce effects or intended results; effectiveness.

How do you describe efficacy?

Efficacy is the ability to perform a task to a satisfactory or expected degree. The word comes from the same roots as effectiveness, and it has often been used synonymously, although in pharmacology a distinction is now often made between efficacy and effectiveness.

What is the origin of the word efficacy?

efficacy (n.) 1520s, from Latin efficacia “efficacy, efficiency,” from efficax (genitive efficacis) “powerful, effectual, efficient,” from stem of efficere “work out, accomplish” (see effect (n.)). 1200), from Old French eficace (14c.), from Latin efficacia; also efficacite (early 15c.), from Latin efficacitatem.

What is the adjective for efficacy?

adjective. capable of having the desired result or effect; effective as a means, measure, remedy, etc.: The medicine is efficacious in stopping a cough.

What is the best definition of efficacy?

: the power to produce an effect.

What is the synonym of efficacy?

efficacy. Synonyms: efficiency, competency, virtue, agency, capability, usefulness, energy, productiveness, effectiveness.

What do efficacy numbers mean?

For statisticians, efficacy is a measurement of how much a vaccine lowers the risk of an outcome. For example, Johnson & Johnson observed how many people who received a vaccine nevertheless got Covid-19. Then they compared that to how many people contracted Covid-19 after receiving a placebo.

How do you calculate efficacy?

Efficacy is calculated by dividing the fixture lumens by the total fixture wattage consumed. 2066 lumens/50 watts = 41.32 lumens per watt.

What is the verb form of efficacy?

Efficacy is a more formal way to say effectiveness, both of which stem from the Latin verb efficere “to work out, accomplish.” The effectiveness, or efficacy, of something is how well it works or brings the results you hoped for. If it is efficacious, it will cure or prevent a disease.

Where is efficacy used?

Efficacy in a Sentence 🔉

• Fortunately, the medicine had the efficacy to reduce the amount of pain John was feeling.
• Since the traffic reports have not been announced yet, the efficacy of the new drunk driving laws cannot be confirmed.
• The instructor’s efficacy was reduced by the lack of educational materials.

What is the difference between efficacy and effectiveness?

But in medical parlance, effectiveness refers to a result acquired in an average clinical or a real world environment whereas efficacy refers to a result acquired under ideal or controlled conditions. This is the main difference between efficacy and effectiveness in the field of medicine.

What does efficacy stand for?

efficacy – capacity or power to produce a desired effect; “concern about the safety and efficacy of the vaccine”. efficaciousness. effectiveness, effectivity, effectuality, effectualness – power to be effective; the quality of being able to bring about an effect.

What is the definition of the word, efficacy?

Use efficacy in a sentence. noun. Efficacy is defined as the ability to do what is defined as desired or to be effective at producing a result.

What is the adverb for efficacy?

This reference page can help answer the question what are some adjectives commonly used for describing EFFICACY. actual , additional, analgesic, antidepressant, apparent, atoning, better, causal, certain, cleansing, clinical, collective, comparable, comparative, complete, considerable, continued, divine