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Adjective: high-energy  ,hI'e-nu(r)-jee
  1. Of or relating to elementary particles having energies of hundreds of thousands of electron volts
     
  2. Providing a relatively large amount of energy upon undergoing a chemical reaction
     
  3. Vigorously energetic or forceful
    "a high-energy sales manager";
    - high-octane, high-powered, high-power, high-voltage

See also: dynamic, dynamical, energetic