filister
/fɪˈlɪstər/
noun
- A narrow groove or rabbet cut along the edge of a piece of wood, typically used in window frames or picture frames to hold a pane of glass or a panel.
- He used a special plane to create a clean filister along the edge.
- The carpenter cut a filister in the frame to fit the glass securely.
- The old window had a filister that held the pane in place without putty.