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  1. EFFICIENCY Definition & Meaning - Merriam-Webster

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

  2. 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 …

  3. 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.

  4. 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 …

  5. EFFICIENCY - Definition & Translations | Collins English Dictionary

    Discover everything about the word "EFFICIENCY" in English: meanings, translations, synonyms, pronunciations, examples, and grammar insights - all in one comprehensive guide.

  6. 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 …

  7. 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 …

  8. Efficiency Definition & Meaning | Britannica Dictionary

    EFFICIENCY meaning: 1 : the ability to do something or produce something without wasting materials, time, or energy the quality or degree of being efficient (technical); 2 : efficiency …

  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 …

  10. Energy Efficiency vs. Energy Intensity - Department of Energy

    Energy efficiency refers to the activity or product that can be produced with a given amount of energy; for example, the number of tons of steel that can be melted with a megawatt hour of …