boil

[properly bile, A.S. byl, a swelling.] Purtmcle. orien'tal b., an infectious ulcer, beginning as a papule which soon enlarges to a nodule or large tubercle and then breaks down into an ulcer; the affection is endemic in parts of Asia Minor, Northern Africa, and India, as indicated by its various names; Aleppo boil or evil, Biskra button, Delhi boil, Pendjdeh sore, etc. It is a local infection by the Leishman-Donovan bodies, hence called dermal leishmaniasis.