pelmet
/ˈpelmɪt/noun
- a narrow border of cloth or wood, fitted across the top of a door or window to conceal the curtain fittings（遮挡门帘杆的）门帘盒; （遮挡窗帘杆的）窗帘盒。
词源
early 20th cent.: probably an alteration of French palmette, literally 'small palm' （see PALMETTE）.