adjective
- relating to or lying in a plane; flat or two-dimensional
Usage: geometry; technical
Examples
- The architect drew a planar diagram of the building’s floor plan.
- In geometry class, we studied planar figures like triangles and squares.
- The crystal has a planar structure with atoms arranged in flat layers.
- Planar surfaces are easier to measure than curved ones.
- The engineer designed a planar antenna for the satellite.
- All points on a planar graph lie in the same geometric plane.