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Definitions

efficient

[ih-fish-uhnt] / ɪˈfɪʃ ənt /


Usage

What are other ways to say efficient? The adjective efficient, when applied to a person or a thing, implies the skillful use of energy or industry to accomplish desired results with little waste of effort: efficient methods; an efficient manager. Effective is applied to a person or a thing that has the power to, or which actually does, produce an effect: an effective boss, remedy, speech. Effectual is used especially of that which produces the effect desired or intended, or a decisive result: An effectual bombardment silenced the enemy. Efficacious suggests the capability of achieving a certain end: an efficacious plan, medicine. 

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That study examined how mycorrhizal fungi and plants create highly efficient systems for exchanging carbon and nutrients.

From Science Daily • Jun. 15, 2026

The report concluded: "By failing to ensure all court buildings are accessible, the court estate is undermining the efficient administration of justice."

From BBC • Jun. 14, 2026

Yamamoto, who exited with one out in the ninth inning and a pitch count of 109, was efficient even within each out.

From Los Angeles Times • Jun. 13, 2026

The model is more efficient than humans in many cases at finding software bugs.

From The Wall Street Journal • Jun. 13, 2026

It can’t be this simple and efficient; otherwise, why are they paying me so much money?’”

From "Blink" by Malcolm Gladwell




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