pol·y·rhythm Pronunciation (pl-rm)
n. Music
The use or an instance of simultaneous contrasting rhythms.
poly·rhythmic adj.
In other words multi-limb independence. Multiple limbs are each playing seperate rhythms which overlap one another pushing and pulling at the time signature while working together.
Started in Africa. Multiple people performing various parts overlapping yet together to make ONE rhythm.
Reference jazz- Elvin Jones.... Latin and Afro-Cuban - Horacio "El Negro" Hernandez....
Gavin Harrison, Akira Jimbo, Jojo Mayer, Virgil Donati, Thomas Lang, Marco Minneman, Johnny Rabb...
*** Google is your friend, please use it... just encouraging you to Seek first...
http://www.xs4all.nl/~marcz/Polyrhythm.htmlhttp://www.drummingweb.com/lessons/lesson13.htm