The meaning of EFFICIENCY is the quality or degree of being efficient. How to use efficiency in a sentence.

EFFICIENCY definition: the state or quality of being efficient, or able to accomplish something with the least waste of time and effort; competency in performance. See examples of efficiency used in a …

EFFICIENCY definition: 1. the quality of achieving the largest amount of useful work using as little energy, fuel, effort…. Learn more.

Definition of efficiency noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Efficiency is the often measurable ability to avoid making mistakes or wasting materials, energy, efforts, money, and time while performing a task. In a more general sense, it is the ability to do things well, …

plural efficiencies Britannica Dictionary definition of EFFICIENCY 1 : the ability to do something or produce something without wasting materials, time, or energy : the quality or degree of being efficient …

In physics and engineering, efficiency is the ratio between the amount of energy a machine needs to make it work, and the amount it produces.

Efficiency measures how well energy or resources are converted into useful output. Learn how it applies to engines, bodies, plants, economics, and more.

efficiency (ɪˈfɪʃənsɪ) n, pl -cies 1. the quality or state of being efficient; competence; effectiveness

Efficiency is avoiding a waste of time, effort, or resources. Many people have begun to use compact fluorescent light bulbs because of their greater energy efficiency.