Polyarthric is a synonym of polyarticular.
As an adjective polyarticular is
having, or affecting multiple joints.
polyarthric
Not English
Polyarthric has no English definition. It may be misspelled.
polyarticular
English
Adjective
(-)
Having, or affecting multiple joints
Synonyms
*multyarticular
*polyarthric
See also
* monoarticular
* oligoarticular