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English definition of “energy”

energy

noun (POWER)    /ˈen.ə.dʒi/ US  /-ɚ-/
B1 the power from something such as electricity or oil, which can do work, such as providing light and heat: The energy generated by the windmill drives all the drainage pumps. energy conservation/efficiency. nuclear energyEnergy, force and powerPower and intensity
(Definition of energy noun (POWER) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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