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Showing results for efficient. Search instead for effizientere.
Definitions

efficient

[ih-fish-uhnt] / ɪˈfɪʃ ənt /
ADJECTIVE
capable, effective
Synonyms
STRONGEST
able active adept adequate capable competent decisive dynamic economical effective energetic potent powerful productive profitable skilled skillful tough useful valuable
WEAK
accomplished adapted apt businesslike clever conducive deft economic effectual efficacious equal to experienced expert familiar with fitted good at good for handy masterly organized practiced proficient qualified ready saving shrewd systematic talented virtuous well-organized
Antonyms
STRONGEST
delicate fragile idle impotent inactive inadequate incapable incompetent ineffective inept lazy sluggish unable unskilled unskillful useless weak worthless
WEAK
helpless inefficient powerless

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.

The reason individual stock-picking is so dangerous is that if you believe markets are even somewhat efficient over the long run, you have to ask yourself what you know that the experts don’t.

From MarketWatch • May 12, 2026

The rules forbid the efficient solution, and the player accepts them not despite the restriction but because of it.

From The Wall Street Journal • May 11, 2026

Patricia Salt, 76, of Brentford, west London, had spray foam insulation installed in 2006 to make her house more energy efficient.

From BBC • May 10, 2026

To keep devices as small and efficient as possible, the insulating layer needs to be extremely thin.

From Science Daily • May 9, 2026

The market was paying Goldman Sachs bond traders to make the market less efficient.

From "The Big Short" by Michael Lewis

Vocabulary lists containing efficient

List 1

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Labor Day Lexicon: Words That Put You To Work

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Essential English Vocabulary, List 1

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