脱だつ力りょく発ほっ作さ

noun

cataplexy; atonic seizure

Medical term for a sudden loss of muscle tone, often triggered by strong emotion in narcolepsy, or a type of seizure.

• ナルコレプシーの患かん者じゃは、笑わらったときに脱だつ力りょく発ほっ作さを起おこすことがある。

  Patients with narcolepsy may experience cataplexy when they laugh.