Following hypnotism; denoting an act suggested during hypnosis that is to be carried out at some time after the hypnotized subject is awakened.
* * *
post·hyp·not·ic .pōst-(h)ip-'nät-ik adj of, relating to, or characteristic of the period following a hypnotic trance during which the subject will still carry out suggestions made by the operator during the trance state <\posthypnotic suggestion>
* * *
post·hyp·not·ic (pōst″hip-notґik) following the hypnotic state.Medical dictionary. 2011.