[{"Bold_text": "noun", "List Items": ["Also called lamellibranch .Zoology.any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills."]}, {"Bold_text": "adjective", "List Items": ["Botany.having two valves ,as a seedcase.", "Zoology.having two shells, usually united by a hinge.", "having two similar parts hinged together."]}]