ripraps
/ˈrɪpˌræps/
noun
- A layer of large stones or rocks placed on a slope or shoreline to prevent erosion from water or waves.
- The park installed ripraps around the lake to protect the walking path from erosion.
- The engineers added ripraps along the riverbank to stop the soil from washing away.
- After the storm, the crew repaired the ripraps that had shifted near the bridge.