The London Post very truly says that where somnambulism can be proved it is a good defense in a criminal action.
Really, my dear boy, this is the most astonishing case of somnambulism on record.
Yankelé walked along mesmerised, reduced to somnambulism by his magnificently masterful patron.
There was something frightful in this somnambulism of drunkenness.
But all through the evening, all through the play, Elsie saw nothing but Mr. Dering and him engaged in daylight somnambulism.
"Mr. Phelps tells me you suffer from somnambulism," the doctor went on.
I asked, as I wished to know whether he was aware of his somnambulism.
It would seem, besides, that she was naturally disposed to somnambulism.
In some intuitive way, surviving probably from the somnambulism, she knew or guessed as much as I knew.
But somnambulism, while arising in sleep, is not at all a feature of sleep.
1786, "walking in one's sleep or under hypnosis," from French somnambulisme, from Modern Latin somnambulus "sleepwalker," from Latin somnus "sleep" (see Somnus) + ambulare "to walk" (see amble (v.)).
Originally brought into use during the excitement over "animal magnetism;" it won out over noctambulation. A stack of related words came into use early 19c., e.g. somnambule "sleepwalker" (1837, from French somnambule, 1690s), earlier somnambulator (1803); as adjectives, somnambulary (1827), somnambular (1820).
somnambulism som·nam·bu·lism (sŏm-nām'byə-lĭz'əm)