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somnambulate

[som-nam-byuh-leyt, suh m-]
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verb (used without object), som·nam·bu·lat·ed, som·nam·bu·lat·ing.
  1. to walk during sleep; sleepwalk.

Origin of somnambulate

1825–35; < Latin somn(us) sleep + ambulate
Related formssom·nam·bu·lant, adjective, nounsom·nam·bu·la·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for somnambulate

Historical Examples

  • Associated words: somnambulate, somnambulistic, somnambular, somnambulic.

    Putnam's Word Book

    Louis A. Flemming


British Dictionary definitions for somnambulate

somnambulate

verb
  1. (intr) to walk while asleep
Derived Formssomnambulance, nounsomnambulant, adjective, nounsomnambulation, nounsomnambulator, noun

Word Origin

C19: from Latin somnus sleep + ambulāre to walk
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

Word Origin and History for somnambulate

v.

1821, probably a back-formation from somnambulism. Related: Somnambulated; somnambulating.

Online Etymology Dictionary, © 2010 Douglas Harper