Scabies has 2 different meanings across 1 category:
Noun
a contagious skin infection caused by the itch mite; characterized by persistent itching and skin irritation
"he has a bad case of the itch"
An infestation of parasitic mites, Sarcoptes scabiei, causing intense itching caused by the mites burrowing into the skin of humans and other animals. It is easily transmissible from human to human; secondary skin infection may occur.