inhibitory neurotransmitter definition
Full Definition of NEUROTRANSMITTER. : a substance (as norepinephrine or acetylcholine) that transmits nerve impulses across a synapse. See neurotransmitter defined for English-language learners. See neurotransmitter defined for kids.ADVERTISEMENT.ull Definition of NEUROTRANSMITTER. : a substance (as norepinephrine or acetylcholine) that transmits nerve impulses across a synapse. See neurotransmitter defined for English-language learners. See neurotransmitter defined for kids. ADVERTISEMENT.