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NAL Agricultural Thesaurus
U.S. Department of Agriculture

Concept Breadcrumbs

Research, Technology, Methods > drugs > narcotics
Preferred Term:

narcotics

Definition:
Agents that induce narcosis. This term is considered outdated due to imprecision but continues to be widely used. Originally, agents that caused somnolence or induced sleep (stupor); now, any derivative, natural or synthetic, of opium or morphine or any substance that has their effects. Narcotics are potent inducers of analgesia and opioid-related disorders.
Concept Schemes:
NALT Core
Broader Concept:
drugs
Entry Terms:
  • opioids
  • opioid analgesics
  • narcotic analgesics
  • narcotic effects
URI:
https://lod.nal.usda.gov/nalt/34676
Download this Concept:
RDF/XMLCreated 2006-01-19, last modified 2014-12-23
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