endorphin

English Thesaurus

1. a neurochemical occurring naturally in the brain and having analgesic properties (noun.substance)

hypernym	:	peptide,
definition	:	amide combining the amino group of one amino acid with the carboxyl group of another; usually obtained by partial hydrolysis of protein (noun.substance)

hypernym	:	neurochemical,
definition	:	any organic substance that occurs in neural activity (noun.substance)

hyponym	:	beta endorphin,
definition	:	an endorphin produced by the pituitary gland that suppresses pain (noun.substance)

hyponym	:	enkephalin,
definition	:	an endorphin having opiate qualities that occurs in the brain and spinal cord and elsewhere (noun.substance)