a chronic neurological disorder characterized by episodes of involuntary sleep and, often, cataplexy, hallucinations, etc.
Origin of narcolepsynarco- + -lepsy
A disorder characterized by sudden and uncontrollable, though often brief, attacks of deep sleep, sometimes accompanied by paralysis and hallucinations.
(countable and uncountable, plural narcolepsies)
narco- +"Ž -lepsy