CEFR B2
straightedge
noun
Meaning
straightedge means a flat, rectangular tool used to draw, cut or check the straightness of straight lines. It can have more than one sense, so use the alternate meanings and examples to choose the meaning that matches your sentence.
Examples
- The article uses straightedge to mean a flat, rectangular tool used to draw, cut or check the straightness of straight....
- The teacher asked students to find straightedge in the reading.