/ Dictionary / Index H hypnagogic: Meaning and Definition of Find definitions for: hyp•na•gog•ic Pronunciation: (hip"nu-goj'ik, -gō'jik), [key] — adj. of or pertaining to drowsiness. inducing drowsiness. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hypnagogic (Thesaurus) hyphopodium hypnagogic state Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language