ナルコレプシーなるこれぷしーFreq.FrequencyTop 100,000Meanings1nounnarcolepsyMedical term for a chronic sleep disorder characterized by excessive daytime sleepiness and sudden sleep attacks.ナルコレプシーの症しょう状じょうには、日にっ中ちゅうの強つよい眠ねむ気けや突とつ然ぜんの睡すい眠みん発ほっ作さが含ふくまれる。Symptoms of narcolepsy include severe daytime sleepiness and sudden sleep attacks.