efficiency Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “efficiency” in the English Dictionary

"efficiency" in British English

See all translations

efficiencynoun [U]

uk   /ɪˈfɪʃ.ən.si/  us   /ɪˈfɪʃ.ən.si/
B2 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
specialized physics 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 in the form of movement

expend iconexpend iconMore examples

(Definition of efficiency from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"efficiency" in American English

See all translations

efficiencynoun [C/U]

 us   /ɪˈfɪʃ·ən·si/
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.
(Definition of efficiency from the Cambridge Academic Content Dictionary © Cambridge University Press)

"efficiency" in Business English

See all translations

efficiencynoun

uk   us   /ɪˈfɪʃənsi/
[U] 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 efficiencyachieve/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
[U] 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.
[C or U] PRODUCTION 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% .
efficiencies
[plural] ways of wasting less time, money, labour, etc.: With the reorganisation, the company is aiming to achieve efficiencies in both production and marketing.
Compare
(Definition of efficiency from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of efficiency?
Add Cambridge dictionaries to your browser to your website

“efficiency” in Business English

A blazing row: words and phrases for arguing and arguments
A blazing row: words and phrases for arguing and arguments
by ,
May 04, 2016
by Kate Woodford We can’t always focus on the positive! This week, we’re looking at the language that is used to refer to arguing and arguments, and the differences in meaning between the various words and phrases. There are several words that suggest that people are arguing about something that is not important. (As you might

Read More 

Word of the Day

galaxy

one of the independent groups of stars in the universe

Word of the Day

trigger warning noun
trigger warning noun
May 02, 2016
a warning that a subject may trigger unpleasant emotions or memories This is not, I should stress, an argument that trigger warnings should become commonplace on campus.

Read More