noun
- plural of straightedge: rulers or other tools with a perfectly straight edge used for drawing straight lines or checking if surfaces are flat
Examples
- The architect used several straightedges to draw the building plans.
- Students need straightedges for their geometry assignments.
- The carpenter checked the board's flatness with metal straightedges.
- Art supplies include various straightedges of different lengths.
- Engineers rely on precision straightedges for technical drawings.
- The teacher distributed plastic straightedges to the class.