Breakwater vs. Seawall

Breakwaternoun

a construction in or around a harbour designed to break the force of the sea and to provide shelter for vessels lying inside

Breakwaternoun

(nautical) a low bulkhead across the forecastle deck of a ship which diverts water breaking over the bows into the scuppers

Breakwaternoun

On beaches: a wooden or concrete barrier, usually perpendicular to the shore, intended to prevent the movement of sand along a coast.

Breakwaternoun

Any structure or contrivance, as a mole, or a wall at the mouth of a harbor, to break the force of waves, and afford protection from their violence.

Breakwaternoun

a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away

Seawallnoun

A coastal defence in the form of a wall or an embankment.

Seawallnoun

a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away

Seawall

A seawall (or sea wall) is a form of coastal defence constructed where the sea, and associated coastal processes, impact directly upon the landforms of the coast. The purpose of a sea wall is to protect areas of human habitation, conservation and leisure activities from the action of tides, waves, or tsunamis.