Seawall (noun)

A wall or embankment built along the coast to protect against the sea and coastal erosion.

Origin:

Late 19th century: from sea + wall.

Examples:

1. The seawall was built to protect the town from the damaging effects of storm surges.
2. The seawall was constructed of large concrete blocks and reinforced with steel.
3. The seawall was an important defense against the sea, preventing erosion and flooding.
4. The seawall was part of a larger coastal protection project that included dunes, jetties, and breakwaters.
5. The seawall was a popular spot for fishing and enjoying the view of the sea, as well as a popular subject for photographers and artists.