Efficacy (Noun)
Meaning
Capacity or power to produce a desired effect; "concern about the safety and efficacy of the vaccine".
Classification
Nouns denoting attributes of people and objects.
Examples
- The researchers spent years studying the efficacy of the new medication before it was approved for public use.
- Concerns about the efficacy of the vaccine led to a significant decrease in vaccination rates among children.
- The company's marketing strategy was questioned due to its lack of efficacy in reaching the target audience.
- The efficacy of the new teaching method was evident in the improved test scores of the students.
- The regulatory agency was responsible for evaluating the efficacy and safety of all new pharmaceuticals before they could be sold.