n.poisoning by ingestion of ergot-infected grain products; characterized by thirst and diarrhea and nausea and craming and vomiting and abnormal cardiac rhythms; in severe cases it can cause seizures and gangrene of the limbs
英汉双解大词典
ergotism/ˈɜːɡəˌtɪzəm/
1.
N（名词）
ergot poisoning, producing either burning pains and eventually gangrene in the limbs or itching skin and convulsions 麦角中毒 (Also called Saint Anthony's fire)