duple
- s consisting of or involving two parts or components usually in pairs
duple (or double) time consists of two (or a multiple of two) beats to a measure
- A typical Joplin rag has a disciplined arrangement of repeats and returns not unlike that of the march, and a similar duple tune signature.
- On the Beatles: "Early style is typified by She Loves You (1963), with its duple metre, almost hypnotic beat, pentatonic melody, 32-bar song form and tonic-mediant tonal .