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Medical Definition of Cowdriosis
1. An acute febrile disease of cattle, sheep, and goats in sub-Saharan Africa and certain islands in the Indian and Atlantic Oceans and in the Caribbean, caused by the rickettsial organism Cowdria ruminantium and transmitted by ticks of the genus Amblyomma; some species of African antelope and European and American deer also are susceptible. Synonym: cowdriosis, veldt disease. (05 Mar 2000)