heterophony[het′ər äf′ə nē]
heterophony definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the playing of a passage of music with simultaneous variations in melody or rhythm by two or more performers
Origin: hetero- plush -phony
heterophony definition by American Heritage Dictionary
The simultaneous playing or singing of two or more versions of a melody.
- hetˌer·o·phonˈic adjective