Source : Webster's Revised Unabridged Dictionary (1913)

Energizing \En"er*gi`zing\, a.
   Capable of imparting or exercising energy.

         Those nobler exercises of energizing love. --Bp.
                                                  Horsley.

Energize \En"er*gize\, v. i. [imp. & p. p. {Energized}; p. pr. &
   vb. n. {Energizing}.] [From {Energy}.]
   To use strength in action; to act or operate with force or
   vigor; to act in producing an effect.

         Of all men it is true that they feel and energize
         first, they reflect and judge afterwards. --J. C.
                                                  Shairp.

Source : WordNet®

energizing
     adj 1: imparting vitality and energy; "the bracing mountain air"
            [syn: {bracing}, {brisk}, {energising}, {fresh}, {refreshing},
             {refreshful}, {tonic}]
     2: supplying motive force; "the complex civilization of which
        Rome was the kinetic center"- H.O.Taylor [syn: {energising},
         {kinetic}]
     n : the activity of causing to have energy and be active [syn: {activating},
          {activation}]