noun
- plural of planeness; the quality or state of being plane, flat, or level
Usage: formal or technical usage; often used in geometry or physics contexts
Examples
- The engineer verified the planenesses of all surfaces before assembly.
- In geometry, we studied the planenesses of different two-dimensional figures.
- The planenesses of the wooden boards were checked with precision instruments.
- Architects must ensure the planenesses of foundation surfaces for structural integrity.