whetstone

• Pierre plate utilisée pour aiguiser les lames d'outils ou de couteaux.

A flat stone used for sharpening the edges of tools or knives.

1. Sharpening toolB2formal

   A flat, hard stone used for sharpening the edges of knives, tools, or other blades.

   Pierre à affûter

   • He used a whetstone to sharpen the kitchen knives.
   • The blacksmith carefully honed the blade on a whetstone.
   • A good whetstone is essential for maintaining a sharp edge.

   Synonymesgrindstonehone