The Collaborative International Dictionary of English v.0.48:

Reverberate \Re*ver"ber*ate\, v. t. [imp. & p. p.
   Reverberated; p. pr. & vb. n. Reverberating.]
   1. To return or send back; to repel or drive back; to echo,
      as sound; to reflect, as light, as light or heat.
      [1913 Webster]

            Who, like an arch, reverberates
            The voice again.                      --Shak.
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   2. To send or force back; to repel from side to side; as,
      flame is reverberated in a furnace.
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   3. Hence, to fuse by reverberated heat. [Obs.] "Reverberated
      into glass." --Sir T. Browne.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Reverberate \Re*ver"ber*ate\, a. [L. reverberatus, p. p. of
   reverberare to strike back, repel; pref. re- re- + verberare
   to lash, whip, beat, fr. verber a lash, whip, rod.]
   1. Reverberant. [Obs.] "The reverberate hills." --Shak.
      [1913 Webster]

   2. Driven back, as sound; reflected. [Obs.] --Drayton.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Reverberate \Re*ver"ber*ate\, v. i.
   1. To resound; to echo.
      [1913 Webster]

   2. To be driven back; to be reflected or repelled, as rays of
      light; to be echoed, as sound.
      [1913 Webster]

WordNet (r) 3.0 (2006):

reverberate
    v 1: ring or echo with sound; "the hall resounded with laughter"
         [syn: resound, echo, ring, reverberate]
    2: have a long or continuing effect; "The discussions with my
       teacher reverberated throughout my adult life"
    3: be reflected as heat, sound, or light or shock waves; "the
       waves reverberate as far away as the end of the building"
    4: to throw or bend back (from a surface); "Sound is reflected
       well in this auditorium" [syn: reflect, reverberate]
    5: spring back; spring away from an impact; "The rubber ball
       bounced"; "These particles do not resile but they unite after
       they collide" [syn: bounce, resile, take a hop,
       spring, bound, rebound, recoil, reverberate,
       ricochet]
    6: treat, process, heat, melt, or refine in a reverberatory
       furnace; "reverberate ore"

Moby Thesaurus II by Grady Ward, 1.0:

44 Moby Thesaurus words for "reverberate":
   acknowledge, answer, answer back, be reflected, be sent back, boom,
   bounce back, come again, come back, come back at, come up again,
   echo, echo back, flash back, give acknowledgment, give answer,
   go back, keep coming, react, reappear, rebound, recur, reecho,
   rejoin, reoccur, repeat, reply, resound, respond, resume, retort,
   return, return answer, return for answer, revert, riposte, roll,
   rumble, say, say in reply, send back, shoot back, sound,
   talk back