a state of stupor or drowsiness.
a state of stupor or greatly reduced activity produced by a drug.Compare nitrogen narcosis.

Nearby words

  1. narcoma,
  2. narcomania,
  3. narcomaniac,
  4. narcomaniacal,
  5. narcose,
  6. narcosynthesis,
  7. narcoterrorism,
  8. narcotherapy,
  9. narcotic,
  10. narcotic blockade

Origin of narcosis

1685–95; < New Latin < Greek nárkōsis. See narc-, -osis

Also called narcotism. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for narcosis

British Dictionary definitions for narcosis



unconsciousness induced by narcotics or general anaesthetics
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 narcosis



1690s, "state of unconsciousness caused by a narcotic," Modern Latin, from Greek narkosis, from narkoun "to benumb" (see narcotic (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for narcosis



n. pl. nar•co•ses (-sēz)

General and nonspecific reversible depression of neuronal excitability, produced by a physical or chemical agent, usually resulting in stupor rather than in anesthesia.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.