WordNet sense 1 (a painful and debilitating infestation contracted by drinking stagnant water contaminated with Guinea worm larvae that can mature inside a human's abdomen until the worm emerges through a painful blister in the person's skin):

dracunculiasis, Guinea worm disease

WordNet sense 2 (parasitic roundworm of India and Africa that lives in the abdomen or beneath the skin of humans and other vertebrates):

Dracunculus medinensis