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Definitioneffectiveness (the ability to produce a desired result)
- It soon proved its efficacy, and redeemed the leech's pledge.Chapter 4 -- The Interview (30% in)
- Man had marked this woman's sin by a scarlet letter, which had such potent and disastrous efficacy that no human sympathy could reach her, save it were sinful like herself.Chapter 6 -- Pearl (4% in)
- Souls, it is said, more souls than one, were brought to the truth by the efficacy of that sermon, and vowed within themselves to cherish a holy gratitude towards Mr. Dimmesdale throughout the long hereafter.Chapter 12 -- The Minister's Vigil (94% in)
- It was impossible to doubt that, whatever painful efficacy there might be in the secret sting of remorse, a deadlier venom had been infused into it by the hand that proffered relief.Chapter 13 -- Another View of Hester (89% in)
There are no more uses of "efficacy" in The Scarlet Letter.
Typical Usage (best examples)