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somnambulism

[som-nam-byuh-liz-uh m, suh m-] /sɒmˈnæm byəˌlɪz əm, səm-/
noun
Origin
1790-1800
1790-1800; < Neo-Latin somnambulismus, equivalent to somn(us) sleep + ambul(āre) to walk + -ismus -ism
Related forms
somnambulist, noun
somnambulistic, adjective
semisomnambulistic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for somnambulists

somnambulism

/sɒmˈnæmbjʊˌlɪzəm/
noun
1.
a condition that is characterized by walking while asleep or in a hypnotic trance Also called noctambulism
Derived Forms
somnambulist, noun
somnambulistic, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for somnambulists
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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somnambulists in Medicine

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
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Word of The Day

Difficulty index for somnambulism

Few English speakers likely know this word

Word Value for somnambulists

19
25
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