Search Result for "psoriatic arthritis":
Wordnet 3.0

NOUN (1)

1. a form of rheumatoid arthritis usually affecting fingers and toes and associated with psoriasis; 



WordNet (r) 3.0 (2006):

psoriatic arthritis
    n 1: a form of rheumatoid arthritis usually affecting fingers
         and toes and associated with psoriasis