Rhapsody, in terms of music, is a form of irregularity. It may be melodious at times, but it is usually composed of many chords and notes that ultimately form to produce sound… of grandiose. In addition, rhapsodies are largely open for interpretation to suit the performer's taste..
Some good examples of rhapsody are:.
Rhapsody in Theme of Paganini by Rachmaninoff, and Rhapsody No.2 and No.6 by Liszt. (MORE)