noun

breakwater

BRAYK-waw-tur/ˈbreɪkwɔːtər/

A barrier built to protect a shore or harbor from waves.

Waves crash against the breakwater while boats rest in the sheltered harbor.

An offshore rock breakwater blocks large waves, leaving a small harbor boat in visibly calmer water behind it; focused cutaway landscape.
Etymology

Break and water name the barrier by its job: breaking the force of incoming waves. By weakening that force, it protects the harbor or shore behind it.

In context

Storytime Haven481:49
… they came to a spot where an outlying reef formed a breakwater. Within was a belt of calm water …
Sir Nigel ⚔️🌟 | A Tale of Chivalry and Adventure | Arthur Conan Doyle

More examples

  • The storm damaged part of the breakwater.
  • Workers extend the stone breakwater farther into the bay.
  • Fishing boats pass through the gap between the breakwaters.

Forms

breakwater · breakwaters

Similar words

seawall
A seawall protects the shoreline directly; a breakwater reduces wave force before it reaches sheltered water or shore.