efficacy

UK
/ˈef.ɪ.kə.si/
US
/ˈɛf.ɪ.kə.si/

Translations

efficacynoun
efficacies
pl
The efficacy of the new drug was proven in clinical trials.
Эффективность нового препарата была доказана в клинических испытаниях.
efficacyadjective
UK
/ˈef.ɪ.kə.si/
US
/ˈɛf.ɪ.kə.si/
Attributive use before a noun in technical and scientific contexts (e.g., "efficacy data").

Definitions

efficacynoun
The ability to produce a desired or intended result.
The efficacy of the new drug was proven in clinical trials.
efficacyadjective
Relating to, concerned with, or assessing efficacy (used only before a noun).
Efficacy outcomes were recorded throughout the study.