breakwater

Từ điển Oxford Advanced Learner 8th

break·water [breakwater breakwaters] BrE [ˈbreɪkwɔːtə(r)] NAmE [ˈbreɪkwɔːtər] noun
a wall built out into the sea to protect the ↑shore or ↑harbour from the force of the waves

• Từ đồng nghĩa / Synonyms:
  groin, groyne, mole, bulwark, seawall, jetty