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somnambulist

[ som-nam-byuh-list, suhm- ]

noun

  1. a person who walks around, eats, or performs other motor acts while asleep; sleepwalker:

    I have slept on the march like a somnambulist, and I have slept standing up like a horse.

  2. a person who seems to act without awareness, feeling, aim, or will:

    Most people go through much of their lives as somnambulists, unaware of themselves and unquestioning of their environment.



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Other Words From

  • som·nam·bu·lis·tic [som-nam-by, uh, -, lis, -tik, s, uh, m-], adjective
  • sem·i·som·nam·bu·lis·tic adjective

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Word History and Origins

Origin of somnambulist1

First recorded in 1780–90; somn- ( def ) + Latin ambul- ( amble ( def ) ) + -ist ( def )

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