The secretary entered the drawing-room with the unembarrassed step of a somnambulist.
"Like a—somnambulist," answered Hugh, choosing the word for its intensity.
When he had gone, I asked my companion if I was the somnambulist, thirty years old, who had cured so many people.
I would sooner have faced a dozen ghosts than a somnambulist.
He was leaning up against me now, just naturally hanging on to me, looking like a somnambulist.
But his furtive movements had not the serene impassibility of the somnambulist.
But occasionally, a somnambulist has missed his footing, fallen, and perished.
Her dark eyes were fixed on the despised view with a look of a somnambulist.
Brimstone and phosphorus are said to have a pleasant scent to the somnambulist, but sometimes it appears completely abolished.
She was as a somnambulist, speaking in her sleep, to the wakeful.
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)