Source : Webster's Revised Unabridged Dictionary (1913)

Rondo \Ron"do\, n. [It. rond[`o], fr. F. rondeau. See
   {Rondeau}.]
   1. (Mus.) A composition, vocal or instrumental, commonly of a
      lively, cheerful character, in which the first strain
      recurs after each of the other strains. ``The Rondo-form
      was the earliest and most frequent definite mold for
      musical construction.'' --Grove.

   2. (Poetry) See {Rondeau}, 1.

Source : WordNet®

rondo
     n : a musical form that is often the last movement of a sonata
         [syn: {rondeau}]