noun
(also arthrodium)
Anatomy Originally: articulation between two bones having nearly flat opposing surfaces, allowing only a limited gliding movement (now rare); (later) a joint of this type.
Origin
Mid 16th century; earliest use found in John Hall (1529–1568/9), surgeon and author. From post-classical Latin arthrodia from Hellenistic Greek ἀρθρωδία (Galen) from ancient Greek ἀρθρώδης well-articulated (from ἄρθρον joint + -ώδης) + -ία.
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