Printer Friendly
The Free Dictionary
990,163,554 visitors served.
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

efficacy

   Also found in: Medical, Wikipedia 0.31 sec.
ef·fi·ca·cy  (f-k-s)
n.
Power or capacity to produce a desired effect; effectiveness.

[Latin efficcia, from efficx, efficc-, efficacious; see efficacious.]
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.efficacy - capacity or power to produce a desired effect; "concern about the safety and efficacy of the vaccine"
effectiveness, effectivity, effectuality, effectualness - power to be effective; the quality of being able to bring about an effect
inefficaciousness, inefficacy - a lack of efficacy

efficacy
Translations
Spanish efficacy [ˈɛfɪkəsɪ] neficacia
French efficacy [ˈɛfɪkəsɪ] nefficacité f
German efficacy [ˈɛfɪkəsɪ] nWirksamkeit f
Italian efficacy [ˈɛfɪkəsɪ] nefficacia

?Page tools
Printer friendly
Cite / link
Email
Feedback
Add definition
? Mentioned in ? References in classic literature
 
They are not found to be such on the injustice and violence of individuals, and lose their efficacy in proportion to the number combined together, that is, in proportion as their efficacy becomes needful.
A sacred rite of such efficacy that he who finds himself
Like most savages they are firm believers in dreams, and in the power and efficacy of charms and amulets, or medicines as they term them.
 
Dictionary/thesaurus browser? ? Full browser
 
 
Dictionary, Thesaurus, and Translations
?

Disclaimer | Privacy policy | Feedback | Copyright © 2008 Farlex, Inc.
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Terms of Use.