Organic Chemical
morphinans
Subclass of:
Heterocyclic Compounds, 4 or More Rings; Heterocyclic Compounds, Bridged-Ring; Opiate Alkaloids; Phenanthrenes
Definitions related to morphinans:
  • Parent substance of morphine alkaloids.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Compounds based on a partially saturated iminoethanophenanthrene, which can be described as ethylimino-bridged benzo-decahydronaphthalenes. They include some of the OPIOIDS found in PAPAVER that are used as ANALGESICS.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
Try this search on: Farlex, Merriam-Webster, Oxford Dictionary, or Wordnik

This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.