Synonyms of the word

coplanar

• adj. (geometry, of at least two things, usually lines) Within the same plane.
• adj. (astronomy, of multiple planets or other orbiting bodies) Orbiting a central celestial object within the…

planar

• adj. Of or pertaining to a plane.
• adj. Flat, two-dimensional.
• adj. (graph theory, of a graph) Able to be embedded in the plane with no edges intersecting.
• adj. (transistor chip, semiconductor devices) Having a flat profile, not etched into a mesa.

two-dimensional

• adj. Existing in two dimensions.
• adj. Not creating the illusion of depth.