The Collaborative International Dictionary of English v.0.48:

Electrify \E*lec"tri*fy\, v. i.
   To become electric.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Electrify \E*lec"tri*fy\, v. t. [imp. & p. p. Electrified; p.
   pr. & vb. n. Electrifying .] [Electric + -fy.]
   1. To communicate electricity to; to charge with electricity;
      as, to electrify a jar.
      [1913 Webster]

   2. To cause electricity to pass through; to affect by
      electricity; to give an electric shock to; as, to
      electrify a limb, or the body.
      [1913 Webster]

   3. To excite suddenly and violently, esp. by something highly
      delightful or inspiriting; to thrill; as, this patriotic
      sentiment electrified the audience.
      [1913 Webster]

            If the sovereign were now to immure a subject in
            defiance of the writ of habeas corpus . . . the
            whole nation would be instantly electrified by the
            news.                                 --Macaulay.
      [1913 Webster]

            Try whether she could electrify Mr. Grandcourt by
            mentioning it to him at table.        --G. Eliot.
      [1913 Webster]

   4. To equip for employment of electric power; to modify (a
      device) so that it uses electrical power as the main
      source of energy; as, to electrify a railroad.
      [Webster 1913 Suppl. +PJC]

WordNet (r) 3.0 (2006):

electrify
    v 1: excite suddenly and intensely; "The news electrified us"
    2: charge (a conductor) with electricity
    3: equip for use with electricity; "electrify an appliance"
       [syn: electrify, wire]

Moby Thesaurus II by Grady Ward, 1.0:

76 Moby Thesaurus words for "electrify":
   agitate, amaze, amplify, animate, arouse, astonish, astound,
   bowl down, bowl over, charge, discombobulate, discompose,
   disconcert, disquiet, disturb, dynamize, energize, enliven,
   enthuse, excite, exhilarate, fire, flurry, fluster, flutter,
   frighten, fuss, galvanize, generate, hearten, inflame, invigorate,
   jar, jazz up, jolt, kindle, liven, loop in, move, pep up, perk up,
   perturb, plug in, provoke, quicken, rattle, rock, rouse, ruffle,
   send, shake, shake up, shock, short, short-circuit, snap up,
   stagger, startle, step down, step up, stiffen, stimulate, stir,
   stun, switch off, switch on, take aback, thrill, trouble, turn off,
   turn on, unsettle, upset, vitalize, warm, zip up