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n. pl. di·ar·thro·ses (-sēz)
Any of several types of bone articulation permitting free motion in a joint, as that of the shoulder or hip.

[Greek diarthrōsis, from diarthroun, to articulate : dia-, between; see dia- + arthroun, to fasten by a joint (from arthron, joint; see ar- in Indo-European roots).]

di′ar·thro′di·al (-dē-əl) adj.
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7) RA is a disease characterized by inflammation of the synovial membrane of the diarthrodial joints, which include arthrodesis of the middle ear, (incudomalleolar and incudostapedial joints) causing CHI in up to 1.
Usually quite sturdy, the intrinsic muscles of the larynx and cricoarytenoid ligament maintain the cartilage position within the diarthrodial joint.
The DRUJ is a diarthrodial articulation between the ulnar head and the sigmoid notch of the distal radius.
It articulates at both ends with the skull by temporomandibular joint (TMJ) which is a diarthrodial joint and allows both rotational and translational movements.
Osteoarthritis (OA) is a disorder of diarthrodial or synovial joints.
The SI joints are irregularly shaped, diarthrodial joints supported by strong ligaments.
Hip joint is a diarthrodial joint allowing wide range of motion in extension, flexion, abduction and adduction.