How to pronounce par:
Example: "A par-5 hole"
Example: "On a par with the best"
Equally distant from one another at all points.
Example: "The horizontal lines on my notebook paper are parallel."
Having the same overall direction; the comparison is indicated with "to".
Example: "The two railway lines are parallel."
(hyperbolic geometry, said of a pair of lines) either not intersecting, or coinciding.
Involving the processing of multiple tasks at the same time.
Example: "A parallel algorithm"
By; with.