/peuh les"euh pod'/ , n.
1. any mollusk of the class Pelecypoda (Lamellibranchiata), characterized by a bivalve shell enclosing the headless body and lamellate gills, comprising the oysters, clams, mussels, and scallops.
adj.
2. Also, pelecypodous /pel'euh sip"euh deuhs/ . belonging or pertaining to the Pelecypoda.
[ 1855-60; Pelecypoda péleky ( s ) hatchet + NL -poda; see -POD ]