itch mite

noun
1.
a parasitic mite, Sarcoptes scabiei, causing itch or scabies in humans and a form of mange in animals.
Origin
1825-35
British Dictionary definitions for itch mite

itch mite

noun
1.
any mite of the family Sarcoptidae, all of which are skin parasites, esp Sarcoptes scabei, which causes scabies
itch mite in Medicine

itch mite n.
A parasitic mite that burrows into the skin and causes scabies.