- of or relating to drowsiness.
- inducing drowsiness.
Origin of hypnagogic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for hypnagogic
Nighttime “visitations” may be chalked up to sleep deprivation, to hypnagogic or hypnopompic hallucinations.A Night with The Conjuring’s Ed & Lorraine Warren
August 18, 2013
The first is hypnagogic hallucination, the second coloured audition.
On the contrary, hypnagogic illusion is, with me, a decided phenomenon.
And there are crystal-seers who are not subject to hypnagogic illusions.
These ‘hypnagogic illusions’ Pontus de Tyard described in a pretty sonnet, more than three hundred years ago.
For bad visualisers, on the other hand, the vividness of these hypnagogic pictures may be absolutely a revelation.Human Personality and its Survival of Bodily Death
Frederick W. H. Myers
C19: from French hypnagogique; see hypno-, -agogic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for hypnagogic
Online Etymology Dictionary, © 2010 Douglas Harper
- Inducing sleep; soporific.
- Of or relating to the state of drowsiness preceding sleep.
- Relating to the images or hallucinations sometimes perceived during this state.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.