noun
narcolepsy
NAH-kuh-lehp-see
noun
1
A sleep disorder causing sudden, uncontrollable episodes of falling asleep.
"Narcolepsy can strike at any moment, even during a conversation."
"She was diagnosed with narcolepsy after years of unexplained daytime sleepiness."
How to Use Narcolepsy
Learner’s notesIn plain EnglishA medical condition where a person suddenly falls asleep without warning.
Word Forms
narcolepsies plural
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_____ can strike at any moment, even during a conversation.
Etymology
From French narcolepsie, built from Greek roots meaning "put to sleep" and "seizure".