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Definitions of efficient
  1. adjective
    able to accomplish a purpose; functioning effectively
    "an efficient secretary" "the efficient cause of the revolution"

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  2. adjective
    being effective without wasting time or effort or expense
    "an efficient production manager" "efficient engines save gas"
    Opposite:
Definition that contains efficient
  • machine an intricate organization that accomplishes its goals efficiently
  • machine an efficient person
  • waste use inefficiently or inappropriately
  • agent an active and efficient cause; capable of producing a certain effect
  • weight (statistics) a coefficient assigned to elements of a frequency distribution in order to represent their relative importance
  • express mail that is distributed by a rapid and efficient system
  • replace substitute a person or thing for (another that is broken or inefficient or lost or no longer working or yielding what is expected)
  • economy the efficient use of resources
  • organized methodical and efficient in arrangement or function
  • expedition the property of being prompt and efficient
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