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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 …

  2. 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 …

  3. EFFICIENCY Definition & Meaning - Merriam-Webster

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

  4. 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.

  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 …

  6. 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.

  7. Energy efficiency and conservation - U.S. Energy Information ...

    Jan 12, 2024 · Energy efficiency generally pertains to the technical performance of energy conversion and energy-consuming devices and to building materials. Energy conservation …

  8. How AI could unlock capacity and strengthen energy security

    7 hours ago · The pursuit of reliable, affordable, low-carbon energy has never been more urgent. AI tools are helping to meet rising demand and boost energy security.

  9. Comprehensive Energy Assistance Program (CEAP) - Texas

    Jan 24, 2023 · The CEAP involves integration of all LIHEAP-funded programs, thereby enhancing efficiency and effectiveness of services provided to clients and eliminating duplication of services.

  10. efficiency | meaning of efficiency in Longman Dictionary of ...

    efficiency meaning, definition, what is efficiency: the quality of doing something well and ...: Learn more.