Definition of efficient in English:

efficient

Line breaks: ef¦fi|cient
Pronunciation: /ɪˈfɪʃ(ə)nt
 
/

adjective

  • 1(Of a system or machine) achieving maximum productivity with minimum wasted effort or expense: more efficient processing of information
    More example sentences
    • If we use only five to eight firms, we will be able to offer a streamlined and more efficient service.
    • In some ways it is a sleek and efficient machine; in others, it is full of flaws.
    • It certainly seemed a very efficient system and one which everyone participates in.
  • 1.1 [in combination] Preventing the wasteful use of a particular resource: an energy-efficient heating system

Derivatives

efficiently

adverb
More example sentences
  • We all want the phone answered quickly and our inquiries handled efficiently and effectively.
  • They dominate their field and run complex operations incredibly efficiently.
  • The staff efficiently go about the business of making you feel welcome in a relaxed and friendly atmosphere.

Origin

late Middle English (in the sense 'making, causing', usually in efficient cause): from Latin efficient- 'accomplishing', from the verb efficere (see effect). The current sense dates from the late 18th century.

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noun
used to address an English nobleman