Ar-thrō'di-a, n.

n. [N. Lat. arthrodia, Gr. ἀρθρωδία, from ἀρθρώδης, well articulated, from ἄρθρον, a joint, and εἶδος, shape. See supra.] (Anat.) A species of articulation, in which the head of one bone is received into the shallow socket of another; as that of the humerus into the glenoid cavity of the scapula. See ARTICULATION.