ˈ ̷ ̷ ̷ ̷+ˌ- noun
Etymology: is- + rhythm
: a single fixed rhythmic pattern typically long and complex that is reiterated throughout the whole of a sung voice part which is usually the tenor
isorhythm in late medieval motets
• iso·rhythmic | ̷ ̷ ̷ ̷+ adjective