Efficacy

usgb/ˈefɪkəsi/
noun

The power to produce a wanted result or effect.

The efficacy of the new drug was confirmed in clinical trials.
Visual representation of "efficacy" - The power to produce a wanted result or effect

Often appears as...

  • demonstrate efficacy
  • efficacy study

Usage tips

Formal

Definition 1 of 3
Visual representation of "efficacy"
LampPro Tip 1/3

Result-Oriented

Efficacy stresses on achieving specific, desired outcomes.

Illustration for Result-Oriented
The efficacy of the marketing campaign was seen in increased sales.
LampPro Tip 2/3

Action's Impact

Focus on the potency of an action's impact, not just the action itself.

Illustration for Action's Impact
Their education initiative's efficacy was evident in higher literacy rates.
LampPro Tip 3/3

Subtle Assurance

Conveys a subtle assurance that something works well.

Illustration for Subtle Assurance
His confidence in the efficacy of the new policy was contagious.
Visual representation of the word "Efficacy"

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