naganan.
/nəˈɡɑːnə/, U.S. /nəˈɡɑnə/, South African English /nəˈɡɑːnə/ Veterinary Medicine.
An often fatal disease of domestic and other animals in southern Africa, characterized by fever, lethargy, and oedematous swellings and caused by trypanosomes transmitted by tsetse flies.
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the world > health and disease > ill health > animal disease or disorder > disorders of animals generally > [noun] > parasitic
wormc1000
botc1465
canker1753
heartworm1877
strongylosis1883
surra1883
psorospermosis1894
nagana1895
tsetse-fly disease1895
babesiasis1907
babesiosis1907
strike1932
1895 D. Bruce (title) Preliminary report on the tsetse fly-disease, or nagana, in Zululand.
1896 Nature 16 Apr. 567/1 Nagana pursues a much slower course in cattle than in horses.
1904 Q. Rev. July 120 The ‘fly districts’ where nagana disease is rife.
1925 Times 29 Dec. 11/3 It was believed that wild game..formed a permanent reservoir from which tsetses could convey ‘nagana’ to domestic stock.
1931 J. S. Huxley What dare I Think? i. 33 Human sleeping sickness and nagana disease of cattle, [are] transmitted by tsetse-flies.
1947 J. Stevenson-Hamilton Wild Life S. Afr. vi. 50 The zebra..has..the immense advantage of being entirely immune from Horse Sickness and Nagana disease.
1970 K. V. F. Jubb & P. C. Kennedy Pathol. Domest. Animals (ed. 2) I. iv. 324/1 Trypanosoma brucei is a cause of nagana in most domestic species in Africa, but man is refractory.
1993 New Scientist 11 Sept. 17/1 In parts of Africa the tsetse fly is still a serious pest whose bite transmits the potentially fatal disease sleeping sickness to humans and a related infection, nagana, to cattle.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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n.1895