ˈdənˌsēktə noun
also dun·ziek·te -ˌzē-
( -s )
Etymology: Afrikaans dunsiekte (formerly spelled dunziekte ), from dun thin (from Middle Dutch dunne ) + siekte disease, from Middle Dutch siecte, from siec ill; akin to Old High German dunni thin and to Old High German sioh sick, ill — more at thin , sick
: a serious intoxication of animals (as horses) of southern Africa that is caused by eating plants of the genus Senecio and is marked by emaciation, liver degeneration, and sometimes by nervous symptoms — compare walkabout disease