somnambulism
noun
som·nam·bu·lism
säm-ˈnam-byə-ˌli-zəm 
1
: an abnormal condition of sleep in which motor acts (such as walking) are performed
2
: actions characteristic of somnambulism
Examples of somnambulism in a Sentence
Recent Examples on the Web
Birbiglia’s endearingly confessional stand-up often centers on his various health issues, which with his somnambulism take up almost the entirety of his latest standup special, The Old Man and the Pool.
—
Greg Carannante, Sun Sentinel, 10 Jan. 2024
Eating excessively, going to the bathroom in inappropriate places, and even driving are all types of somnambulism.
—Steve Nadis, Discover Magazine, 26 Nov. 2023
Sleepwalking, or somnambulism, one of the most common and widely known types of parasomnias, occurs during the non-rapid eye movement (non-REM) phase of sleep.
—Steve Nadis, Discover Magazine, 26 Nov. 2023
According to the National Sleep Foundation, as many as 15 percent of adults experience sleepwalking, or somnambulism, a disorder that involves walking or other activities such as dressing, driving or cooking while asleep.
—Leigh Ann Henion, New York Times, 16 Apr. 2020
The Trib was known as a writer’s paper, and while there Wolfe made forays beyond totemic somnambulism.
—Ben Yagoda, WSJ, 18 May 2018
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Greg Carannante, Sun Sentinel, 10 Jan. 2024
Eating excessively, going to the bathroom in inappropriate places, and even driving are all types of somnambulism.
—Steve Nadis, Discover Magazine, 26 Nov. 2023
Sleepwalking, or somnambulism, one of the most common and widely known types of parasomnias, occurs during the non-rapid eye movement (non-REM) phase of sleep.
—Steve Nadis, Discover Magazine, 26 Nov. 2023
According to the National Sleep Foundation, as many as 15 percent of adults experience sleepwalking, or somnambulism, a disorder that involves walking or other activities such as dressing, driving or cooking while asleep.
—Leigh Ann Henion, New York Times, 16 Apr. 2020
The Trib was known as a writer’s paper, and while there Wolfe made forays beyond totemic somnambulism.
—Ben Yagoda, WSJ, 18 May 2018
Cite this Entry
“Somnambulism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/somnambulism. Accessed 29 Jul. 2025.
Copy CitationMedical Definition
somnambulism
noun
som·nam·bu·lism
säm-ˈnam-byə-ˌliz-əm
1
: an abnormal condition of sleep in which motor acts (as walking) are performed
2
: actions characteristic of somnambulism
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