Wikipedia
Cross-beat
''This article is about music. For horology, see Cross-beat escapement. For cross-beat tonguing, see tonguing. For the Christian media organization, see Cross Rhythms.
In music, a cross-beat or cross-rhythm is a specific form of polyrhythm. The term ''cross rhythm '' was introduced in 1934 by the musicologist Arthur Morris Jones (1889–1980). It refers to when the rhythmic conflict found in polyrhythms is the basis of an entire musical piece.