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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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Short "hint"

acting effectively without waste of time or effort

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Usage examples (36)
  • Will a Super Star lead to more-efficient appliances?
  • What precipitated the move toward more-efficient technologies?
  • He originally considered trading it in for a more-efficient car.
  • Americans are buying smaller, more-efficient cars, and they're driving less.
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