Source : Webster's Revised Unabridged Dictionary (1913)

Scabies \Sca"bi*es\, n. (Med.)
   The itch.

Source : WordNet®

scabies
     n : a contagious skin infection caused by the itch mite;
         characterized by persistent itching and skin irritation;
         "he has a bad case of the itch" [syn: {itch}]