soporific, hypnotic -- (a drug that induces sleep)
Overview of adj hypnotic
The adj hypnotic has 2 senses
hypnotic -- (of or relating to hypnosis)
hypnotic, mesmeric, mesmerizing, spellbinding -- (attracting and holding interest as if by a spell; "read the bedtime story in a hypnotic voice"; "she had a warm mesmeric charm"; "the sheer force of his presence was mesmerizing"; "a spellbinding description of life in ancient Rome")