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Exam: TOEFL

efficacious

IPA: /ˌɛfɪˈkeɪʃəs/

KK: /ɛfɪˈkeɪʃəs/

adjective

Definition: Able to produce the result that is wanted or intended.

Example: The new medicine proved to be efficacious in treating the disease.

efficaciously

IPA: /ˌɛfɪˈkeɪʃəsli/

KK: /ɛfɪˈkeɪʃəsli/

adverb

Definition: In a way that produces the desired result or effect; effectively.

Example: The new policy was implemented efficaciously, leading to improved outcomes for the community.

efficaciousness

IPA: /ˌɛfɪˈkeɪʃəsnəs/

KK: /ɛfɪˈkeɪʃəsnəs/

noun

Definition: The ability to produce a specific result or effect that is wanted or intended.

Example: The efficaciousness of the new medicine was proven in clinical trials.

efficacity

IPA: /ˈɛfɪkəsi/

KK: /ɛfɪˈkæsɪti/

noun

Definition: The ability to produce a desired or intended result; effectiveness.

Example: The efficacy of the new drug was proven in clinical trials.

efficacy

IPA: /ˈɛfɪkəsi/

KK: /ˈɛfɪkəsi/

noun

Definition: The ability to produce a specific result or effect; how well something works.

Example: The efficacy of the new drug was tested in clinical trials.

efficient

IPA: /ɪˈfɪʃənt/

KK: /ɪˈfɪʃənt/

adjective

Definition: Able to achieve a desired result without wasting time, effort, or resources.

Example: The new software is very efficient, allowing us to complete tasks much faster.

efficiently

IPA: /ɪˈfɪʃəntli/

KK: /ɪˈfɪʃəntli/

adverb

Definition: In a way that achieves maximum productivity with minimum wasted effort or expense.

Example: She completed the project efficiently, saving both time and resources.

effigy

IPA: /ˈɛfɪdʒi/

KK: /ˈɛfɪdʒi/

noun

Definition: A model or figure that looks like a person, often used to show dislike or hatred towards that person.

Example: The protesters burned an effigy of the politician to express their anger.

efflorescence

IPA: /ˌɛf.ləˈrɛs.əns/

KK: /ɛfˌlɔːrˈɛsəns/

noun

Definition: A process where something develops or unfolds, often referring to the blooming of flowers or the formation of salt crystals on surfaces due to evaporation.

Example: The efflorescence on the wall indicated a moisture problem in the building.

effluence

IPA: /ɪˈfluːəns/

KK: /ɛfˈluːəns/

noun

Definition: A substance or quality that flows out from a source, often used to describe something that emanates or is released.

Example: The effluence from the factory was monitored to ensure it did not harm the environment.

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