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  1. Efficiency - Wikipedia

    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, …

  2. EFFICIENCY Definition & Meaning - Merriam-Webster

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

  3. EFFICIENCY Definition & Meaning | Dictionary.com

    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 …

  4. EFFICIENCY | definition in the Cambridge English Dictionary

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

  5. How Efficiency Is Measured - Investopedia

    May 29, 2025 · Efficiency means that an entity is operating at an optimum level of performance. It is a measurable concept that can be determined by the ratio of useful output to total input. A company that...

  6. EFFICIENCY definition and meaning | Collins English Dictionary

    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.

  7. efficiency - Wiktionary, the free dictionary

    Dec 4, 2025 · efficiency (countable and uncountable, plural efficiencies) The extent to which a resource is used for the intended purpose. antonyms quotations Antonyms: inefficiency, wastefulness

  8. Efficiency - definition of efficiency by The Free Dictionary

    1. the state or quality of being efficient. 2. accomplishment of or ability to accomplish a job with a minimum expenditure of time and effort. 3. the ratio of the work done by a machine to the energy …

  9. What does efficiency mean? - Definitions.net

    Efficiency generally refers to the ability or effectiveness of a system, process, or organization to produce the desired output with the least amount of resources or input. It typically involves minimizing waste, …

  10. Efficiency - Econlib

    At its core, efficiency is about the relationship between ends and means—getting the most out of limited resources and achieving goals with minimal waste.