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a reversible state of central nervous system depression induced by a drug.
basal narcosis narcosis with complete unconsciousness, amnesia, and analgesia.
carbon dioxide narcosis respiratory acidosis.
nitrogen narcosis a state resembling drunkenness, with euphoria and disorientation, seen in divers below about 30 meters (100 feet) who are breathing compressed air, because of the high nitrogen content of air; some of the nitrogen enters the bloodstream and acts as a narcotic.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Initial narcosis produced by sedatives used before administration of a general anesthetic.
See also: narcosis
Medical Dictionary, © 2009 Farlex and Partners
basal narcosisPremedication with narcotic drugs to reduce anxiety and post-operative shock.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005