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Definition of "neurotransmitter" []

  • A chemical substance, such as acetylcholine or dopamine, that transmits nerve impulses across a synapse. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "neurotransmitter" in a sentence
  • "If that neurotransmitter is not cleared away, it would like having a continuous signal going on."
  • "To give you a little bit of background (if you want more, see the post on dopamine), dopamine is a signaling molecule known as a neurotransmitter, which is released from one neuron and binds to receptors on another neuron to produce effects."
  • "A recent report indicated that a binding receptor for cis-UCA has been identified as the neurotransmitter 5-hydroxytryptamine, or 5HT (Serotonin) [54]."