Exciting rhythms and polytonal harmonies.    From Wordnet, Princeton University. 

The big polytonal palaver of folk-tunes in Biber's "Battalia.".    From Wordnik.com.  [Salvati dunque e scolpati] Reference

Here's the group's first TV appearance; the polytonal divergence with the accompaniment notwithstanding, it's quite a first impression.    From Wordnik.com.  [Archive 2008-02-01] Reference

The song flowed straight ahead, without any polytonal progressions.    From Wordnik.com.  [Denver Post: News: Breaking: Local] Reference

I was using polytonal chords on the bridge, and I wanted to call it 'Milhaud Meets.    From Wordnik.com.  [latimes.com - News] Reference

Trumpeter Brad Goode's polytonal music could have been a mess of formalist jazz equations - instead it was challenging, satisfying and ultimately cohesive.    From Wordnik.com.  [Denver Post: News: Breaking: Local] Reference

"Trio Four for Eight," a polytonal piece that gets pretty far away from what anyone would call jazz, takes on the challenge of silence, culminating with Tani Tabbal and Vincent.    From Wordnik.com.  [NYT > Home Page] Reference

Four dual-oscillator SEM modules each with its own filters and envelopes are joined together along with a simple analog mixer and 49-note keyboard to give you a polyphonic/polytonal Obie-beast!.    From Wordnik.com.  [WN.com - Business News] Reference

Some people find many of Ives 'mostly polytonal (often chaotic-feeling) orchestral and choral pieces to be a tough listen, but if you have an interest in avant-garde classical music it's really fascinating stuff.    From Wordnik.com.  [Ask MetaFilter] Reference

Opening with a fascinating, polytonal vocal arrangement of the Christmas classic 'We Three Kings,' the disc includes the world premiere of 'Yes We Have Our Cross To Bear,' both as a chorale and a swing version; and a choral treatment of 'Regret' - with the title sung repeatedly, producing an haunting, almost spellbinding effect.    From Wordnik.com.  [Canadian Christianity - Canadian News] Reference

Brad Goode guided his polytonal Dance Party band - featuring drummer Jim White, bassist Ken Walker, guitarist Bill Kopper, saxophonist Josh Quinlan and Jeff Jenkins on piano and electric keys - through three sets of polytonal music that both challenged a capacity audience and won them over somewhere by the middle of the first set.    From Wordnik.com.  [Denver Post: News: Breaking: Local] Reference

"atonal or polytonal," to which the critic and composer playfully answered, "No.".    From Wordnik.com.  [NewMusicBox] Reference

Three of Milhaud’s polytonal pieces got balanced and lucid readings as each instrument explored the shape of its own individual line, with particularly lyrical contributions from cellist, Gwendolyn Krosnick, and this complexity was set off nicely by the simplicity of Charles-Valentin Alkan’s settings of old Hebraic melodies. —.    From Wordnik.com.  [In performance: Pro Musica Hebraica] Reference

1957, at a Big Apple recording session, a string of pearls worn by avant-garde vibraphonist Lucille "Moms" Malreux becomes unstrung, clattering across the bars of the vibes producing an effect later described by jazz critic Stanley Dance as "polytonal chord clusters" ….    From Wordnik.com.  [British Blogs]