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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Recent Examples of efficiency
The big difference is Kia offers it in a base FWD version that nearly tops the efficiency crown in the segment at 42 mpg.
—
Robert Duffer, AJC.com, 27 Mar. 2026
Competition can bring efficiency and innovation.
—Jan Goldsmith, San Diego Union-Tribune, 27 Mar. 2026
The company revealed that headcount was flat year-over-year, a trend the analyst expects to continue amid new AI efficiencies.
—Davis Giangiulio, CNBC, 27 Mar. 2026
James McCabe, a 46-year-old loader operator from Edmonton, Canada, owns five older vehicles, including a gas-guzzling 2010 Toyota Tundra, but drives a subcompact to the construction site each workday because of its fuel efficiency.
—Jessica Guynn, USA Today, 26 Mar. 2026
See All Example Sentences for efficiency
Robert Duffer, AJC.com, 27 Mar. 2026
Competition can bring efficiency and innovation.
—Jan Goldsmith, San Diego Union-Tribune, 27 Mar. 2026
The company revealed that headcount was flat year-over-year, a trend the analyst expects to continue amid new AI efficiencies.
—Davis Giangiulio, CNBC, 27 Mar. 2026
James McCabe, a 46-year-old loader operator from Edmonton, Canada, owns five older vehicles, including a gas-guzzling 2010 Toyota Tundra, but drives a subcompact to the construction site each workday because of its fuel efficiency.
—Jessica Guynn, USA Today, 26 Mar. 2026
See All Example Sentences for efficiency
Recent Examples of Synonyms for efficiency
Noun
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Earlier this week, pharmaceutical company Pfizer and its partner Valneva announced that an experimental Lyme disease vaccine showed more than 70% efficacy in late-stage clinical trials.—
Mary Kekatos,
ABC News,
24 Mar. 2026
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Finding passions, hobbies, community and values outside of family can help build self-worth and self-efficacy, Cole said.—
Rachel Hale,
USA Today,
24 Mar. 2026
Noun
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The bill proposes creating a comparative effectiveness review process for prescription drugs on the Medicaid formulary.—
James Hart,
Hartford Courant,
30 Mar. 2026
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No injuries were reported among passengers or crew, underscoring the effectiveness of both onboard procedures and ground coordination.—
Aamir Khollam,
Interesting Engineering,
30 Mar. 2026
Cite this Entry
“Efficiency.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/efficiency. Accessed 2 Apr. 2026.
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