Meaning of efficiency In English

• 0 the good use of time and energy in a way that does not waste any:

  • What is so impressive about their society is the efficiency of the public services.

  • energy efficiency

• 1 the condition or fact of producing the results you want without waste, or a particular way in which this is done:

  • [ U ] The use of high-speed machinery improved the efficiency of the factory.

  • [ C usually pl ] They reduced costs through production efficiencies.

• 2 a situation in which a person, company, factory, etc. uses resources such as time, materials, or labour well, without wasting any:

  • The company is looking to shed around 1,000 jobs as part of an efficiency drive.

  • business/economic/operational efficiency

  • achieve/boost/improve efficiency The company invested substantial amounts of money upgrading the plant, and its workers agreed to flexible work rules that boosted efficiency.

  • improved/increased/greater efficiency

  • efficiency gains/improvements/savings

• 3 a situation in which a person, system, or machine works well and quickly:

  • improve/increase/maximize efficiency We are looking at ways to increase the efficiency of our advertising.

  • She does the job with great efficiency.

• 4 the difference between the amount of energy that is put into a machine in the form of fuel, effort, etc., and the amount that comes out of it:

  • Burning wood on an open fire has efficiencies of only 15-20% compared to wood burning stoves, chip and pellet boilers with efficiencies of up to 80-90% .

• 5 ways of wasting less time, money, labour, etc.:

  • With the reorganisation, the company is aiming to achieve efficiencies in both production and marketing.