Source : Webster's Revised Unabridged Dictionary (1913)

Bravura \Bra*vu"ra\, n. [It., (properly) bravery, spirit, from
   bravo. See {Brave}.] (Mus.)
   A florid, brilliant style of music, written for effect, to
   show the range and flexibility of a singer's voice, or the
   technical force and skill of a performer; virtuoso music.

   {Aria di bravura}[It.], a florid air demanding brilliant
      execution.

Source : WordNet®

bravura
     n : brilliant and showy technical skill; "in a final bravura the
         ballerina appeared to be floating in water"; "the music
         ends with a display of bravura"