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glu·ta·ma·ter·gic | \ ˌglüt-ə-mə-ˈtər-jik 
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\Medical Definition of glutamatergic
: liberating, activated by, or involving glutamate glutamatergic neurons The drug, which activates glutamatergic circuits and inhibits GABA, appears to reduce craving in addicts.— Constance Holden, Science, 20 June 2003
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