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Related to dourine: Trypanosoma equiperdum
A contagious disease of horses, asses, and mules caused by the protozoan parasite Trypanosoma equiperdum, which is transmitted during copulation.
[French, from Arabic darina, mangy (said of a female camel), feminine of darin, dirty, from darina, to be dirty; see drn in Semitic roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Veterinary Science) an infectious venereal disease of horses characterized by swollen glands, inflamed genitals, and paralysis of the hindquarters, caused by the protozoan Trypanosoma equiperdum contracted during copulation
[C19: from French, from Arabic darina to be dirty, scabby]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014