Noun: ankylosing spondylitis
- A chronic form of spondylitis primarily in males and marked by impaired mobility of the spine; sometimes leads to ankylosis
"His ankylosing spondylitis caused increasing stiffness in his lower back";
- Marie-Strumpell disease, rheumatoid spondylitis
Type of: autoimmune disease, autoimmune disorder, spondylitis
Encyclopedia: Ankylosing spondylitis