somnambulism
Syllabification: (som·nam·bu·lism)
Pronunciation: /sämˈnambyəˌlizəm/
Definition of somnambulism
noun
Derivatives
Origin:
late 18th century: from French somnambulisme, from Latin somnus 'sleep' + ambulare 'to walk'
late 18th century: from French somnambulisme, from Latin somnus 'sleep' + ambulare 'to walk'