Neurotransmitter

ahd-5
  • noun. A chemical substance, such as acetylcholine or dopamine, that transmits nerve impulses across a synapse.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. Any substance, such as acetylcholine or dopamine, responsible for sending nerve signals across a synapse between two neurons.
  • WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  • noun. a neurochemical that transmits nerve impulses across a synapse
  • Word Usage
    "If that neurotransmitter is not cleared away, it would like having a continuous signal going on."
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