About 5,480,000 results
Open links in new tab
  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 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.

  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 company that...

  5. efficiency noun - Definition, pictures, pronunciation and usage notes ...

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

  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. 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 …

  8. 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 generally includes …

  9. 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 apartment

  10. Texas | Building Energy Codes Program

    The Texas State Energy Conservation Office (SECO) by rule may choose to adopt the latest published editions of the energy efficiency provisions of the International Residential Code or the International …