starling

باللغة العربية: حاجِز أَمْواج لِدِعامَة الجِسْر

1. An enclosure like a coffer-dam, formed of piles driven closely together before any structure or work, as a protection against the wash of waves, commonly used to protect the piers of a bridge.
2. One of the piles used in forming such a breakwater.

الجمع starlings