Definition of Hypnagogic

1. Adjective. Sleep inducing.

Exact synonyms: Hypnogogic, Somniferous, Somnific, Soporiferous, Soporific
Similar to: Depressant
Derivative terms: Soporific



Definition of Hypnagogic

1. a. Leading to sleep; -- applied to the illusions of one who is half asleep.

Definition of Hypnagogic

1. Adjective. That induces sleep; soporific, somniferous. ¹

2. Adjective. That accompanies falling asleep; especially, pertaining to the semi-conscious period immediately preceding sleep. ¹

¹ Source: wiktionary.com

Definition of Hypnagogic

1. [adj]

Medical Definition of Hypnagogic

1. Denoting a transitional state, related to the hypnoidal, preceding sleep; applied also to various hallucinations that may manifest themselves at that time. See: hypnoidal. Origin: hypno-+ G. Agogos, leading (05 Mar 2000)

Lexicographical Neighbors of Hypnagogic

hyphening
hyphenless
hyphens
hyphomycetes
hyphomycosis
hyphopodia
hyphopodium
hyphy
hypidiomorphic
hyping
hypinosis
hypinotic
hypish
hypn-
hypnagogia
hypnagogic (current term)
hypnagogic hallucination
hypnagogic image
hypnagogue
hypnalgia
hypnapagogic
hypnesthesia
hypnic
hypnics
hypno-
hypnoanalysis
hypnoanalytic
hypnobirthing
hypnocatharsis
hypnocinematograph

Literary usage of Hypnagogic

Below you will find example usage of this term as found in modern and/or classical literature:

1. The American Journal of Psychology by Granville Stanley Hall, Edward Bradford Titchener (1906)
"hypnagogic IMAGES AND BI-VISION IN EARLY CHILDHOOD. A NOTE. ... This discovery of "hypnagogic images" by so young a child is, perhaps, worth placing on ..."

2. Proceedings of the American Society for Psychical Research by American Society for Psychical Research (1909)
"hypnagogic Imagery. In the description of normal waking imagery I have included the visual type b because it occasionally occurs under normal waking ..."

3. Suggestive Therapeutics: A Treatise on the Nature and Uses of Hypnotism by Hippolyte Bernheim (1889)
"hypnagogic hallucinations.—Credulity.—Sensorial suggestions by imitation.— Automatic obedience.—Influence of the idea upon the act. ..."

4. Human Personality and Its Survival of Bodily Death by Frederic William Henry Myers (1903)
"Although not habitually subject to hypnagogic hallucinations, I have experienced some ten or twelve, of the visual type, and concerned with objects which ..."

5. Human Personality and Its Survival of Bodily Death by Frederic William Henry Myers (1903)
"Although not habitually subject to hypnagogic hallucinations, I have experienced some ten or twelve, of the visual type, and concerned with objects which ..."

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