guinea-worm
noun1
A long, white parasitic worm, of species Dracunculus medinensis, which can live in human skin.
- the rishta-doctors patiently removing guinea-worms, making an incision, trapping the three-foot-long creature's head in a cleft at the end of a stick, and then slowly winding it out of the incision2006, Thomas Pynchon, Against the Day, Vintage, published 2007, page 889: