sleep disorder

/slip dɪˌsɔrdər/

Other forms: sleep disorders

Definitions of sleep disorder

1. noun

   a disturbance of the normal sleep pattern
   types:

   hypersomnia

   an inability to stay awake

   insomnia

   an inability to sleep; chronic sleeplessness

   pavor nocturnus, sleep terror disorder

   a disorder of sleep characterized by a dream of terrifying dimensions far worse than a typical nightmare; they occur during NREM sleep

   sleep apnea

   an interruption in breathing that occurs during rest that leads to oxygen deprevation

   catalepsy

   a trancelike state with loss of voluntary motion and failure to react to stimuli

   narcolepsy

   a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep

   SIDS, cot death, crib death, infant death, sudden infant death syndrome

   sudden and unexpected death of an apparently healthy infant during sleep

   type of:

   disorder, upset

   a physical condition in which there is a disturbance of normal functioning