Bivalve

Origin

-("two") + valve

Full definition of bivalve

Noun

1. Any mollusc belonging to the taxonomic class Bivalvia, characterized by a shell consisting of two hinged sections, such as a scallop, clam, mussel or oyster.
2. (botany) A pericarp in which the seed case opens or splits into two parts or valves.

Coordinate terms

• univalve

Related terms

• univalve