'Monomyaria' definitions:

Definition of 'Monomyaria'

From: GCIDE

Monomya \Mo*no"my*a\, Monomyaria \Mon`o*my*a"ri*a\, n. pl. [NL., fr. Gr. mo`nos single + ?, ?, muscle.] (Zool.) An order of lamellibranchs having but one muscle for closing the shell, as the oyster. [1913 Webster] Monomyarian