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efficiency

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noun ef·fi·cien·cy \i-ˈfi-shən-sē\

Simple Definition of efficiency

  • : the ability to do something or produce something without wasting materials, time, or energy : the quality or degree of being efficient ( technical )

Full Definition of efficiency

plural ef·fi·cien·cies

  1. 1 :  the quality or degree of being efficient

  2. 2 a :  efficient operation b (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

  3. 3 :  efficiency apartment

Examples of efficiency

  1. Because of her efficiency, we got all the work done in a few hours.

  2. The factory was operating at peak efficiency.

  3. A furnace with 80 percent fuel efficiency wastes 20 percent of its fuel.

  4. The company is trying to lower costs and improve efficiencies.



1633

First Known Use of efficiency

1633



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