chorea; St. Vitus's dance
Medical term for a neurological disorder characterized by involuntary, dance-like movements. The historical name 'St. Vitus's dance' is now less common.
舞踏病は不随意運動を引き起こす神経疾患です。
Chorea is a neurological disorder that causes involuntary movements.
Compound of 舞踏 (butō, 'dance') and 病 (byō, 'disease'), referring to the dance-like involuntary movements characteristic of the condition.