breakwater breakup • breakwind · · · Info · Definitions · Synonyms · Characters · · breakwater · · Text Latin · · Script 10 · · Length Definitions · · · (noun) a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away. Synonyms: groin, groyne, mole, bulwark, seawall, jetty. · · Noun Definition 1 Synonyms · · · groin · · Synonym 1 groyne · · Synonym 2 mole · · Synonym 3 bulwark · · Synonym 4 seawall · · Synonym 5 jetty · · Synonym 6 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 k latin small letter k U+006B r latin small letter r U+0072 t latin small letter t U+0074 w latin small letter w U+0077