hypnagogic

adjective hyp·na·go·gic \ˌhip-nə-ˈgä-jik, -ˈgō-\

Definition of HYPNAGOGIC

: of, relating to, or occurring in the period of drowsiness immediately preceding sleep <hypnagogic hallucinations>

hyp·na·go·gic also hyp·no·go·gic \ˌhip-nə-ˈgä-jik, -ˈgō-\

French hypnagogique, from Greek hypn- + -agōgos leading, inducing, from agein to lead — more at agent

First Known Use: 1886

Medical Dictionary

adjective hyp·na·go·gic

: of, relating to, or occurring in the period of drowsiness immediately preceding sleep <hypnagogic hallucinations>—compare hypnopompic

—hyp·na·go·gi·cal·ly \-ji-k(ə-)lē\ adverb

hyp·na·go·gic also hyp·no·go·gic \ˌhip-nə-ˈgäj-ik, -ˈgō-jik\

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