hypnagogic


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hypnagogic

 [hip″nah-goj´ik]
1. hypnotic (def. 1).
2. occurring just before sleep; applied to hallucinations occurring at sleep onset.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

hyp·na·gog·ic

(hip-nă-goj'ik), Avoid the misspelling/mispronunciation hypnogogic.
Denoting a transitional state, related to the hypnoidal, preceding sleep; applied also to various hallucinations that may manifest themselves at that time. See: hypnoidal.
[hypno- + G. agōgos, leading]
Farlex Partner Medical Dictionary © Farlex 2012

hypnagogic

also

hypnogogic

(hĭp′nə-gŏj′ĭk, -gō′jĭk)
adj.
1. Inducing sleep; soporific.
2. Of, relating to, or occurring in the state of intermediate consciousness preceding sleep: hypnagogic hallucinations.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

hypnagogic

Referring to the semiconscious state just before sleep. Hallucinatory phenomena may occur during the hypnagogic state which have no pathological significance.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

hyp·na·gog·ic

(hip'nă-goj'ik)
Denoting a transitional state, related to the hypnoidal, preceding sleep; applied also to various hallucinations that may manifest themselves at that time.
See also: hypnoidal
[hypno- + G. agōgos, leading]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

hypnagogic

1. Causing sleep.
2. Pertaining to the period during which a person is falling asleep. Of images, dreams or hallucinations occurring during this period.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

hyp·na·gog·ic

(hip'nă-goj'ik)
Denoting a transitional state, related to the hypnoidal, preceding sleep; applied also to various hallucinations.
[hypno- + G. agōgos, leading]
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Narcolepsy is accompanied by the proliferation of histamine neurons, which can cause classic symptoms of narcolepsy, such as cataplexy and hypnagogic hallucinations.
Hallucinations in narcolepsy are vivid sensory experiences, including visual, tactile, kinetic, and auditory phenomena, that occur during transitions into (hypnagogic) or out of (hypnopompic) sleep [30, 31].
Salvador Dali was a great believer in the power of the hypnagogic state and gained the majority of his inspiration from utilising it.
We all have hallucinatory impressions from time to time in the hypnagogic state - that period of drowsiness just before we fall asleep, when we may hear phantom music and voices, or see flashes of odd images.
Besides the typical dream, though, experiences such as daydreams, hypnagogic dreams, lucid dreams, hallucinations, hypnotic trances, and dreamlike waking realities are similarly predicated on privileging immediacy over representation.
Narcolepsy comes from two Greek words meaning "benumbing seizure." It is a disorder characterized by uncontrollable brief episodes of sleep (sleep attacks), hypnagogic hallucinations, cataplexy, and sleep paralysis.
While excessive daytime sleepiness generally persists throughout life, sleep paralysis and hypnagogic hallucinations may not.
While formally opposed, these two modes of film work to approximate a hypnagogic vision of subjective psychological phenomena.
With other spectral sightings in the trilogy, as with Harrington it is Rivers' recollection of his nightmares that continue into the semi-waking state as a form of hypnagogic hallucination where dismembered body parts were rushing towards him or a friend's face of leprosy was bending over him.