loxoscelism

lox·os·ce·lism

noun \läk-ˈsäs-ə-ˌliz-əm\

Definition of LOXOSCELISM

: a painful condition resulting from the bite of a spider of the genus Loxosceles and especially the brown recluse spider (L. reclusa) that is characterized by local necrosis of tissue and sometimes systemic symptoms of poisoning