efficient

1. Being effective without wasting time or effort or expense (synset 300843158)
   "an efficient production manager"; "efficient engines save gas"
   also:

   • competent - properly or sufficiently qualified or capable or efficient
   • effective, effectual, efficacious - producing or capable of producing an intended result or having a striking effect
   similar to:

   • businesslike - exhibiting methodical and systematic characteristics that would be useful in business
   • cost-effective, cost-efficient - productive relative to the cost
   • economic, economical - using the minimum of time or resources necessary for effectiveness
   • expeditious - marked by speed and efficiency
   • high-octane - used of gasoline; having a high octane number
   • streamlined - made efficient by stripping off nonessentials
2. Able to accomplish a purpose;
   Functioning effectively (synset 300512569)
   "people who will do nothing unless they get something out of it for themselves are often highly effective persons..."; "effective personnel"; "an efficient secretary"; "the efficient cause of the revolution"
   similar to: competent - properly or sufficiently qualified or capable or efficient
   same as: effective

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