neurotransmitter

Etymology

neuro- + transmitter.

noun

  1. (biochemistry, neuroscience) Any substance, such as acetylcholine or dopamine, responsible for sending nerve signals across a synapse between two neurons.
    Together with this is the influence of an infinite number of neurotransmitters, neurohormones, environmental hazards, and accidental programmings. 2016, David R. Hawkins, The Eye of the I: From Which Nothing is Hidden, page 142

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