EFFICIENCY Synonyms: 22 Similar and Opposite Words

efficiency

noun

i-ˈfi-shən-sē

Definition of efficiency

as in efficacy

the power to produce a desired result the proven efficiency of meditation in reducing stress within the company's workforce

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Example Sentences

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Recent Examples of efficiency Hotels are making significant capital investments in energy management upgrades, recognizing that operational efficiency offers tangible returns by reducing utility bills and insurance costs. — Josipa Majic Predin, Forbes.com, 30 Aug. 2026 If hundreds more vessels gather to wait for transit in the coming days, transit priority will become a key factor determining the efficiency of shipping recovery. — CNBC, 28 Aug. 2026 Engineers working on the design believe this will enable it to not just carry more passengers, but unlock efficiency never seen before in a commercial jet. — New Atlas, 28 Aug. 2026 The balance between efficiency and pleasantness in doing business seems extremely hard to achieve. — Judith Martin, Mercury News, 25 Aug. 2026 See All Example Sentences for efficiency

Recent Examples of Synonyms for efficiency

Noun

The protein building blocks can have anti-inflammatory and muscle-building properties – though studies and safety analyses of their benefits and efficacy as supplements or injections vary widely.

— Cara Kelly, USA Today, 30 Aug. 2026
These second-generation antihistamines have similar efficacy, fewer undesirable side effects, and far less potential for abuse, according to the FDA.

— Dr. Jill Grimes, CNN Money, 29 Aug. 2026

Definition of efficacy

Noun

Implement a digital visual-management platform across six facilities to standardize workflows and improve infection prevention, care coordination, workforce effectiveness, quality, and patient safety.

— Arkansas Democrat-Gazette, Arkansas Online, 27 Aug. 2026
Apart from the penalty, Meta agreed as part of the settlement to algorithmic changes that could dampen engagement and the effectiveness of its advertising, dampening investor sentiment toward the resolution of the case.

— Tobias Burns, CNBC, 26 Aug. 2026