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Meaning of “efficient” in the English Dictionary

"efficient" in British English

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efficientadjective

uk   /ɪˈfɪʃ.ənt/  us   /ɪˈfɪʃ.ənt/
B1 working or operating quickly and effectively in an organized way: The city's transport system is one of the most efficient in Europe. We need someone really efficient who can organize the office and make it run smoothly.

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efficiently
adverb uk   /ɪˈfɪʃ.ənt.li/  us   /ɪˈfɪʃ.ənt.li/
B2 She runs the business very efficiently.
(Definition of efficient from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"efficient" in American English

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efficientadjective

 us   /ɪˈfɪʃ·ənt/
working or operating in a way that gets the results you want without any waste: an efficient organization They are developing a more fuel-efficient car to save gas.
efficiently
adverb  us   /ɪˈfɪʃ·ənt·li/
She manages the business efficiently.
(Definition of efficient from the Cambridge Academic Content Dictionary © Cambridge University Press)

"efficient" in Business English

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efficientadjective

uk   us   /ɪˈfɪʃənt/
using resources such as time, materials, or energy well without wasting any: an efficient method/use/way The car combines an efficient 2.3-liter four-cylinder gas engine with a battery pack and electric motor. He is a leading proponent of broad changes in the Postal Service to make it more efficient and competitive.
working well and quickly: an efficient operation/service/system The lawyers working on the case were skilled, efficient, and fair.
efficiently
adverb /ɪˈfɪʃəntli/
Incentives like these encourage airlines to move the maximum number of passengers as quickly and efficiently as possible.
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(Definition of efficient from the Cambridge Business English Dictionary © Cambridge University Press)
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“efficient” in British English

“efficient” in American English

“efficient” in Business English

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