(n) a chronic form of spondylitis primarily in males and marked by impaired mobility of the spine; sometimes leads to ankylosis, Syn.Marie-Strumpell disease, rheumatoid spondylitis
‖ n. [ NL., fr. Gr. 'agky`lwsis, fr. 'agkyloy^n to crook, stiffen, fr. 'agky`los crooked: cf. F. ankylose. ] 1. (Med.) The process of formation of a stiff joint; also, the abnormal adhesion and rigidity of the bones of a joint which has become stiff. Dunglison. [ 1913 Webster + AS ]
2. (Anat.) The union of two or more separate bones to from a single bone; the close union of bones or other structures in various animals. [ 1913 Webster ]
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