arthrodynia

from The Collaborative International Dictionary of English v.0.48

Arthrodynia \Ar`thro*dyn"i*a\, n. [NL., fr. Gr. 'a`rqron joint +
   'ody`nh pain.] (Med.)
   An affection characterized by pain in or about a joint, not
   dependent upon structural disease.
   [1913 Webster]