Parallel Motion

Definition

Parallel motion refers to two or more melodic lines moving in the same direction, maintaining the same intervallic relationship between them. It creates a sense of unity and harmony between the lines.

Related terms

Contrary Motion: Contrary motion is when two melodic lines move in opposite directions. One line ascends while the other descends.

Oblique Motion: Oblique motion occurs when one melodic line stays on the same pitch while another line moves up or down.

Similar Motion: Similar motion happens when two melodic lines move in the same direction but not necessarily maintaining the exact intervallic relationship between them.