DICT.TW Dictionary Taiwan

 break·wa·ter /ˈbrekˌwɔtɚ/
 防波堤

 Break·wa·ter n. 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.
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 breakwater
      n : a protective structure of stone or concrete; extends from
          shore into the water to prevent a beach from washing away
          [syn: groin, groyne, mole, bulwark, seawall, jetty]