noun Date: 1797 an abnormal condition of sleep in which motor acts (as walking) are performed, actions characteristic of ~, somnambulist noun somnambulistic adjective somnambulistically adverb
SOMNAMBULISM
Meaning of SOMNAMBULISM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012