You searched for: “hypnagogue”
hypnagogue (s) (noun), hypnagogues (pl)
A hypnotic agent that induces sleep: Jack had problems with getting to sleep and sleeping through the night, so his doctor gave him a prescription for hypnagogue which should give him a good night's sleep!
A hypnagogue can be any agent causing sleepiness or drowsiness, like an uninteresting book or a boring movie!
This entry is located in the following units: -agogic-, -agogue, -agog, -agogic, -agoguery, -agogy (page 4) hypno-, hypn- (page 1) hypo-, hyp- (page 2)