Efficacy
Noun
Definition: The ability or capacity to produce a desired result or effect.
Synonyms: Effectiveness, Efficiency, Potency, Productivity
Antonyms: Inefficacy, Ineffectiveness
- The efficacy of the new medicine is yet to be determined.
- The efficacy of their marketing campaign led to increased sales.
- "If a medicine has high efficacy, it produces the desired effect."
Etymology:
Late Middle English from Latin 'efficacia', from 'efficax', from the verb 'efficere' (to accomplish), from 'ex-' (out) + 'facere' (to make, do)
Historical Usage:The term has been used in various contexts since its origin, primarily in the realm of medicine and effectiveness.
Related Idioms:
None specifically associated with "efficacy"
Explanation:While these two words are related, "efficacy" specifically refers to the ability or capacity to produce a desired result, while "effectiveness" refers to the degree of success in producing the intended or expected result.
Misconceptions:
Confusing "efficacy" with "effectiveness"
Explanation:While these two words are related, "efficacy" specifically refers to the ability or capacity to produce a desired result, while "effectiveness" refers to the degree of success in producing the intended or expected result.