somnambulists

somnambulism

[som-nam-byuh-liz-uhm, suhm-]
noun

Origin:
1790–1800; < Neo-Latin somnambulismus, equivalent to somn(us) sleep + ambul(āre) to walk + -ismus -ism

somnambulist, noun
somnambulistic, adjective
semisomnambulistic, adjective
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World English Dictionary
somnambulism (sɒmˈnæmbjʊˌlɪzəm)
 
n
Also called: noctambulism a condition that is characterized by walking while asleep or in a hypnotic trance
 
som'nambulist
 
n
 
somnambu'listic
 
adj

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Etymonline
Word Origin & History

somnambulism
1794 (as somnambulation), from Mod.L. somnambulus "sleepwalker," from L. somnus "sleep" (see somnolence) + ambulare "to walk" (see amble). Won out over noctambulation. To talk in one's sleep is somniloquence (1841).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

somnambulism som·nam·bu·lism (sŏm-nām'byə-lĭz'əm)
n.
See sleepwalking.


som·nam'bu·lis'tic adj.
The American Heritage® Stedman's Medical Dictionary
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