bivalve
1. [ adjective ] (zoology) used of mollusks having two shells (as clams etc.)
Synonyms: bivalved
Related terms: univalve zoology lamellibranch
2. [ noun ] (zoology) marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together
Synonyms: lamellibranch pelecypod
Related terms: mollusk clam oyster mussel piddock cockle blood_clam scallop ark_shell cockle Bivalvia
Similar spelling:   bivalved
  Bivalvia