polyplacophore polyplacophoran • polyplacophorous · · · Info · Definitions · Synonyms · Characters · · polyplacophore · · Text Latin · · Script 14 · · Length 5 · · Syllables Definitions · · · (noun) primitive elongated bilaterally symmetrical marine mollusk having a mantle covered with eight calcareous plates. Synonyms: chiton, coat-of-mail shell, sea cradle. · · Noun Definition 1 Synonyms · · · chiton · · Synonym 1 coat-of-mail shell · · Synonym 2 sea cradle · · Synonym 3 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 y latin small letter y U+0079