Any of numerous freshwater and marine mollusks of the class Bivalvia, having a shell consisting of two hinged valves connected by a ligament, and including the clams, mussels, oysters, and scallops. Also called lamellibranch, pelecypod.
1. Having a shell consisting of two hinged valves.
2. Consisting of two similar separable parts.
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Indo-European & Semitic Roots Appendices
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