efficiency Meaning in the Cambridge English Dictionary
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Meaning of “efficiency” in the English Dictionary

"efficiency" in British English

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efficiencynoun [U]

uk   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 ​theirsociety is the efficiency of the ​publicservices. 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
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(Definition of efficiency from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"efficiency" in American English

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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-speedmachineryimproved the efficiency of the ​factory. [C usually pl] They ​reducedcosts through ​production efficiencies.
(Definition of efficiency from the Cambridge Academic Content Dictionary © Cambridge University Press)

"efficiency" in Business English

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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 ​companyinvestedsubstantialamounts of ​moneyupgrading the ​plant, and its ​workersagreed to ​flexibleworkrules that ​boosted efficiency. improved/​increased/greater efficiency efficiency ​gains/​improvements/​savings
[U] a ​situation in which a ​person, ​system, or ​machineworks 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 ​openfire 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.
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(Definition of efficiency from the Cambridge Business English Dictionary © Cambridge University Press)
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“efficiency” in Business English

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