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词汇 efficacy
释义

Definition of efficacy in English:

efficacy

noun ˈɛfɪkəsiˈɛfəkəsi
mass nounformal
  • The ability to produce a desired or intended result.

    〈正式〉功效;效力;效能

    there is little information on the efficacy of this treatment

    有关这种疗法的疗效目前所知甚少。

    Example sentencesExamples
    • Drugs with comparable efficacy but better safety profiles later appeared on the market.
    • He argued that monitoring of treatment efficacy would be difficult and expensive.
    • In order to have any efficacy whatever, a world organization must be able to override big states as well as small ones.
    • It has proved efficacy in the treatment of depression and has been shown to be cost effective.
    • On its own this finding is insufficient to define the relative efficacy of the two treatments.
    • The power of transformation or efficacy of the commodity is often a selling point.
    • There was a lack of data on efficacy and adverse effects for all the other drugs.
    • The sooner the morning after pill is taken after sex the greater its efficacy.
    • They have had seven matches together, but judgment on their efficacy has been reserved.
    • Clinical trials are in progress to assess its efficacy in severe asthma.
    • The partisanship has even reduced their efficacy as a binding force of our nation.
    • Blood tests may be needed periodically to monitor the treatment and its efficacy.
    • Well, I don't have a huge list of examples but I've seen enough to convince me of it's efficacy.
    • The report noted that it does not evaluate the actual efficacy of the programs themselves.
    • Our aim was not to assess efficacy of antibiotics but the effectiveness of prescribing strategies.
    • It'll be some time before the safety and efficacy of the other products is proven.
    • The government claims this is part of a research project to test the safety and efficacy of the drug.
    • However, there is very little evidence on the comparative efficacy of classes of drugs.
    • Concerns about the safety and efficacy of human cloning, then, do not warrant a ban in law.
    • The trials also showed that efficacy is sustained during a one-year treatment period.
    Synonyms
    success, successfulness, productiveness, fruitfulness, potency, power
    effectiveness, success, successfulness, productiveness, fruitfulness, potency, power

Origin

Early 16th century: from Latin efficacia, from efficax, efficac- (see efficacious).

Definition of efficacy in US English:

efficacy

nounˈɛfəkəsiˈefəkəsē
formal
  • The ability to produce a desired or intended result.

    〈正式〉功效;效力;效能

    there is little information on the efficacy of this treatment

    有关这种疗法的疗效目前所知甚少。

    Example sentencesExamples
    • The sooner the morning after pill is taken after sex the greater its efficacy.
    • It'll be some time before the safety and efficacy of the other products is proven.
    • In order to have any efficacy whatever, a world organization must be able to override big states as well as small ones.
    • There was a lack of data on efficacy and adverse effects for all the other drugs.
    • The trials also showed that efficacy is sustained during a one-year treatment period.
    • They have had seven matches together, but judgment on their efficacy has been reserved.
    • On its own this finding is insufficient to define the relative efficacy of the two treatments.
    • He argued that monitoring of treatment efficacy would be difficult and expensive.
    • Clinical trials are in progress to assess its efficacy in severe asthma.
    • The partisanship has even reduced their efficacy as a binding force of our nation.
    • Drugs with comparable efficacy but better safety profiles later appeared on the market.
    • Blood tests may be needed periodically to monitor the treatment and its efficacy.
    • Well, I don't have a huge list of examples but I've seen enough to convince me of it's efficacy.
    • The government claims this is part of a research project to test the safety and efficacy of the drug.
    • The power of transformation or efficacy of the commodity is often a selling point.
    • It has proved efficacy in the treatment of depression and has been shown to be cost effective.
    • However, there is very little evidence on the comparative efficacy of classes of drugs.
    • Our aim was not to assess efficacy of antibiotics but the effectiveness of prescribing strategies.
    • The report noted that it does not evaluate the actual efficacy of the programs themselves.
    • Concerns about the safety and efficacy of human cloning, then, do not warrant a ban in law.
    Synonyms
    success, successfulness, productiveness, fruitfulness, potency, power
    effectiveness, success, successfulness, productiveness, fruitfulness, potency, power

Origin

Early 16th century: from Latin efficacia, from efficax, efficac- (see efficacious).

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