somnambulist somnambulism • somnambulistic · · · Info · Definitions · Synonyms · Characters · · somnambulist · · Text Latin · · Script 12 · · Length Definitions · · · (noun) someone who walks about in their sleep. Synonyms: sleepwalker, noctambulist. · · Noun Definition 1 Synonyms · · · sleepwalker · · Synonym 1 noctambulist · · Synonym 2 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075