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Definition of Seawall
1. Noun. A protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away.
Exact synonyms: Breakwater, Bulwark, Groin, Groyne, Jetty, Mole
Generic synonyms: Barrier
Derivative terms: Bulwark
Generic synonyms: Barrier
Derivative terms: Bulwark
Definition of Seawall
1. a wall to protect a shoreline from erosion [n -S]