parallel

Being an equal distance apart everywhere.

Of, relating to, or designating two or more straight coplanar lines that do not intersect.

Of, relating to, or designating two or more planes that do not intersect.

Of, relating to, or designating a line and a plane that do not intersect.

Of, relating to, or designating curves or surfaces everywhere equidistant.

Having comparable parts, analogous aspects, or readily recognized similarities.

Having the same tendency or direction.

Having identical or equivalent syntactic constructions in corresponding clauses or phrases.