[ hip-not-ik ]
/ hɪpˈnɒt ɪk /


of or relating to hypnosis or hypnotism.
inducing or like something that induces hypnosis.
susceptible to hypnotism, as a person.
inducing sleep.


Origin of hypnotic

1680–90; < Late Latin hypnōticus < Greek hypnōtikós sleep-inducing, narcotic, equivalent to hypnō- (variant stem of hypnoûn to put to sleep; see Hypnos) + -tikos -tic

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for anti-hypnotic


/ (hɪpˈnɒtɪk) /


of, relating to, or producing hypnosis or sleep
(of a person) susceptible to hypnotism


a drug or agent that induces sleep
a person susceptible to hypnosis

Derived Forms

hypnotically, adverb

Word Origin for hypnotic

C17: from Late Latin hypnōticus, from Greek hupnōtikos, from hupnoun to put to sleep, from hupnos sleep
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

Medicine definitions for anti-hypnotic


[ hĭp-nŏtĭk ]


Of or relating to hypnotism or hypnosis.
Inducing or tending to induce sleep; soporific.


An agent that causes sleep.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.