arthrodysplasia

Hereditary congenital defect of joint development. [arthro- + G. dys, bad, + plasis, a molding]

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ar·thro·dys·pla·sia .är-(.)thrō-dis-'plā-zh(ē-)ə, -zē-ə n abnormal development of a joint

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ar·thro·dys·pla·sia (ahr″thro-dis-plaґzhə) [arthro- + dysplasia] a hereditary condition marked by deformity of various joints.