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English definition of “efficient”

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efficient

adjective
 
 
/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 /ɪˈfɪʃəntli/ adverb →  Compare inefficient →  See also cost-effective , fuel-efficient
(Definition of efficient from the Cambridge Business English Dictionary © Cambridge University Press)
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