ˈdu̇ˌrēn, ˈdüˌ-, ̷ ̷ˈ ̷ ̷ noun
( -s )
Etymology: French, perhaps from Arabic darin filthy, scabby
: a contagious disease especially of horses and asses that is caused by a trypanosome ( Trypanosoma equiperdum ) transmitted from host to host during copulation and that commonly assumes a chronic course marked by inflammation of the genitals, subcutaneous edematous plaques, low-grade fever, progressive paralysis, emaciation, and death