swimmer's itch


nounPathology.
  1. an inflammation of the skin, resembling insect bites, caused by burrowing larval forms of schistosomes.

Origin of swimmer's itch

1
First recorded in 1925–30; so called because the schistosomes enter the skin from untreated water

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024