Source : Webster's Revised Unabridged Dictionary (1913)

Tintinnabulation \Tin`tin*nab`u*la"tion\, n.
   A tinkling sound, as of a bell or bells. --Poe.

Source : WordNet®

tintinnabulation
     n : the sound of a bell ringing; "the distinctive ring of the
         church bell"; "the ringing of the telephone"; "the
         tintinnabulation that so volumnously swells from the
         ringing and the dinging of the bells"--E. A. Poe [syn: {ring},
          {ringing}]