Definition of efficient in English:

efficient

adjective

  • 1(especially of a system or machine) achieving maximum productivity with minimum wasted effort or expense.

    ‘fluorescent lamps are efficient at converting electricity into light’
    • ‘If we use only five to eight firms, we will be able to offer a streamlined and more efficient service.’
    • ‘It certainly seemed a very efficient system and one which everyone participates in.’
    • ‘The system is efficient and well integrated with overground train, bus and tram routes.’
    • ‘The new duty of the police authority is to achieve efficient and effective policing of its area.’
    • ‘The more information the system has, the more efficient and effective it will be.’
    • ‘Contracts would be awarded to those who offer efficient services at the best price.’
    • ‘The party ran an efficient system that was designed to control the people.’
    • ‘It is highly probable that changing working patterns would produce a more efficient fire service.’
    • ‘One of those institutions is a legal system that is effective, efficient and independent.’
    • ‘I find that the present system works well and offers an efficient service at a relatively low cost.’
    • ‘With age, your kidneys become less efficient in removing waste from your bloodstream.’
    • ‘The rapid transit system is clean and efficient and the four legs of the line cover most of the city.’
    • ‘"It's very efficient in terms of the time it takes to perform, " said Dr. Stevens.’
    • ‘Their gearing becomes more efficient, materials get lighter and stronger and ergonomics improve.’
    • ‘He said the new system allowed a more efficient ordering service at the front desk.’
    • ‘Corruption makes markets less efficient, more costly, and less innovative.’
    • ‘In some ways it is a sleek and efficient machine; in others, it is full of flaws.’
    • ‘They are now forced to be more efficient and produce better products for consumers.’
    • ‘We are now able to provide the public with an information system that is more efficient and easier to navigate.’
    • ‘This way we got to experience the amazingly cheap and efficient Italian railway system.’
    well organized, methodical, systematic, structured, well planned, logical, coherent, well regulated, well run, well ordered, orderly, businesslike, systematized, streamlined, productive, effective, labour-saving, cost-effective, energy-efficient, energy-saving, fuel-efficient
    View synonyms
    1. 1.1 (of a person) working in a well-organized and competent way.
      ‘an efficient administrator’
      • ‘This means the cluster can be slowed as a result of the least efficient worker.’
      • ‘I am most impressed with the efficient and professional manner in which my crew responded.’
      • ‘She is efficient enough, but never really inspirational.’
      • ‘His efficient girlfriend is annoyed when he insists on accompanying her on a research trip to Mexico.’
      • ‘They were efficient, and that was the real reason why the others disliked them.’
      • ‘Chris was known widely as an astute and efficient farmer and a devoted family man.’
      • ‘He has also been remembered as an efficient man who was devoted to his farm and his family.’
      • ‘Learn to become more organized with day-to-day activities and a more efficient worker.’
      • ‘As a briskly efficient technician attached the rope I had a most odd sense of dislocation.’
      • ‘I can guarantee that there will be no problems, the crew is very competent and efficient.’
      • ‘I also know that these sort of things would be a lot easier if people would just be efficient.’
      • ‘He proved to be an efficient administrator and a person who was able to bring out the best in this staff.’
      • ‘I work with a team of women who are really well organised, effective and efficient teachers.’
      well organized, methodical, systematic, structured, well planned, logical, coherent, well regulated, well run, well ordered, orderly, businesslike, systematized, streamlined, productive, effective, labour-saving, cost-effective, energy-efficient, energy-saving, fuel-efficient
      View synonyms
    2. 1.2in combination Preventing the wasteful use of a particular resource.
      ‘an energy-efficient heating system’

Origin

Late Middle English (in the sense ‘making, causing’, usually in efficient cause): from Latin efficient- ‘accomplishing’, from the verb efficere (see effect). The current sense dates from the late 18th century.

Pronunciation

efficient

/əˈfɪʃənt//əˈfiSHənt/