noun
: any of certain marine bivalve mollusks (family Glycymeridae) having substantial rounded shells with dark velvety periostraca and prominent hinge teeth, a crescentic foot, and an open mantle and living chiefly on the bottom of warm seas
noun
: any of certain marine bivalve mollusks (family Glycymeridae) having substantial rounded shells with dark velvety periostraca and prominent hinge teeth, a crescentic foot, and an open mantle and living chiefly on the bottom of warm seas
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012