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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.

See Examples For:

But when the air is already humid, evaporation becomes less efficient.

From Science Daily Jul. 29, 2026

It will take more than spreadsheet mechanics to make these businesses truly more efficient.

From The Wall Street Journal Jul. 28, 2026

Robinson added that the AI model launched by Moonshot last week signaled that more efficient models will necessitate less capex going forward.

From MarketWatch Jul. 28, 2026

Which is why, Thompson posits, busy celebrities are drawn to it — it’s efficient.

From Los Angeles Times Jul. 28, 2026

Since you can exert more force pulling and pushing on a lever than you can turning a crank, this is more efficient than a crank mechanism would be at lifting weights.

From "The Invention of Science" by David Wootton




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