Of or relating to the partially conscious state that precedes complete awakening from sleep.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "hypnopompic" in a sentence
"Similar phenomena, so-called hypnopompic hallucinations, may occur on waking in both normal children and narcoleptics and reflect the continued activity of part of the dream system for a few minutes after waking."
"I think that what's been lost sight of here is a psychological phenomenon known as hypnopompic or hypnagogic experiences, in which people do honestly hallucinate these things."
"Jenny woke up with a start and thought, hypnopompic hallucination?"