Definitions

1. adjective

extending or lying along the same course or plane as something else

“The parallel paths of the two rivers converged at the delta.”

2. noun

a line or surface that never intersects with another line or surface, especially in geometry

“The mathematician studied the properties of parallel lines and planes.”

3. verb

to place or arrange something in a parallel position or relationship

“The artist parallelled the shapes in her painting to create a sense of harmony.”