lintel
/ˈlɪntəl/
noun
- A horizontal beam or stone that spans the top of a door or window, supporting the weight of the wall above it.
- The old stone lintel above the fireplace was carved with a simple design.
- When they installed a wider door, they had to replace the wooden lintel with a steel one.
- The earthquake cracked the lintel over the front window, so it needs to be repaired.