isorhythm

isorhythm [ahy-suh-rith-uh m] Word Origin noun Music.

1. a structural feature characteristic of the Ars Nova motet, consisting of a single rhythmic phrase pattern repeated, usually in the tenor, throughout the composition.

Origin of isorhythm First recorded in 1950–55; iso- + rhythm Related formsi·so·rhyth·mic, adjectivei·so·rhyth·mi·cal·ly, adverb