neurotransmitter

Other forms: neurotransmitters

Definitions of neurotransmitter

1. noun

   a neurochemical that transmits nerve impulses across a synapse
   types:

   Adrenalin, adrenaline, epinephrin, epinephrine

   a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action

   GABA, gamma aminobutyric acid

   an amino acid that is found in the central nervous system; acts as an inhibitory neurotransmitter

   acetylcholine

   a neurotransmitter that is a derivative of choline; released at the ends of nerve fibers in the somatic and parasympathetic nervous systems

   type of:

   neurochemical

   any organic substance that occurs in neural activity