Biologically Active Substance
enkephalin Audio
en·keph·al·in [ en-kef-uh-lin ]
Subclass of:
Opioid Peptide
Definitions related to enkephalins:
  • A chemical produced in the brain that reduces pain.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • One of the three major families of endogenous opioid peptides, endogenous pain inhibitors; they are pentapeptides that are widespread in the central and peripheral nervous systems and in the adrenal medulla.
    CRISP Thesaurus
    National Institutes of Health, 2006
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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.