Definition of efficiency
efficiencies
1 : the quality or degree of being efficient
2a : efficient operationb (1) : effective operation as measured by a comparison of production with cost (as in energy, time, and money) (2) : the ratio of the useful energy delivered by a dynamic system to the energy supplied to it
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Examples of efficiency in a Sentence
Because of her efficiency, we got all the work done in a few hours.
The factory was operating at peak efficiency.
A furnace with 80 percent fuel efficiency wastes 20 percent of its fuel.
The company is trying to lower costs and improve efficiencies.
Recent Examples of efficiency from the Web
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Kolkhorst said locating the new plant near ADM's existing grain facility will drive efficiencies, such as unloading 110-car shuttle trains.
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The objectives of firefighter safety and public safety remain top priorities, and there’s a continued emphasis on a need for efficiency and communication.
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Over time, the economics will improve, as battery costs come down and GM realizes some scale efficiencies.
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But the balance in the nation’s energy mix has been steadily tilting toward cleaner fuels and greater efficiency.
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Our customers, partners and countries are demanding technology that generates power while reducing emissions, improving energy efficiency and reducing cost.
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Blackstone has used Entic’s technology to provide operational efficiency and energy savings at several buildings owned by the firm’s real estate funds, including Park Avenue Tower in midtown Manhattan and the Howard Hughes Center in Los Angeles.
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High-efficiency engineering features enhance fuel economy and maximize performance in both engines, along with a multitude of friction-reducing and cooling components.
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In its Energy Outlook 2017, BP said that if the rise of alternative fuel vehicles, improved fuel efficiency and other trends accelerated more than expected, demand for oil might peak as early as 2035.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'efficiency'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of efficiency
1633
EFFICIENCY Defined for English Language Learners
efficiency
playDefinition of efficiency for English Language Learners
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: the ability to do something or produce something without wasting materials, time, or energy : the quality or degree of being efficient ( technical )
EFFICIENCY Defined for Kids
efficiency
playDefinition of efficiency for Students
efficiencies
: the ability to do something or produce something without waste
Learn More about efficiency
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Thesaurus: All synonyms and antonyms for efficiency Spanish Central: Translation of efficiency Nglish: Translation of efficiency for Spanish speakers Britannica English: Translation of efficiency for Arabic speakers Britannica.com: Encyclopedia article about efficiency
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