sedative-hypnotic drug sedative-hypnotic • sedative salt · · · Info · Definitions · Synonyms · Characters · · sedative-hypnotic drug · · Text Common · · Latin · · Scripts 22 · · Length 8 · · Syllables Definitions · · · (noun) a sedative that depresses activity of the central nervous system and reduces anxiety and induces sleep. Synonyms: sedative-hypnotic, sedative-hypnotic drug. · · Noun Definition 1 Synonyms · · · sedative-hypnotic · · Synonym 1 Characters · · space U+0020 - hyphen-minus U+002D a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 v latin small letter v U+0076 y latin small letter y U+0079