黒こく熱ねつ病びょうMeanings1nounkala-azar; black fever; visceral leishmaniasisMedical term for the most severe form of leishmaniasis, caused by protozoan parasites and transmitted by sandflies.黒こく熱ねつ病びょうはサシチョウバエによって媒ばい介かいされる。Kala-azar is transmitted by sandflies.