hypnotic
class of psychoactive drugs whose primary function is to induce sleep and to be used in the treatment of insomnia (sleeplessness), or for surgical anesthesia.
en-GB/hɪpˈnɒtɪk/
en-US/hɪpˈnɑdɪk/
class of psychoactive drugs whose primary function is to induce sleep and to be used in the treatment of insomnia (sleeplessness), or for surgical anesthesia.