sleep talking sleep talker • sleep terror disorder · · · Info · Definitions · Synonyms · Characters · · sleep talking · · Text Common · · Latin · · Scripts 13 · · Length 3 · · Syllables Definitions · · · (noun) uttering speech while asleep. Synonyms: sleep talking, somniloquy, somniloquism. · · Noun Definition 1 Synonyms · · · somniloquy · · Synonym 1 somniloquism · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 k latin small letter k U+006B l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074