noun
1. : the part of each valve that supports the hinge teeth in a bivalve mollusk
2. : the part of a brachiopod that bears the sockets of the dorsal valve
noun
1. : the part of each valve that supports the hinge teeth in a bivalve mollusk
2. : the part of a brachiopod that bears the sockets of the dorsal valve
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012