Definition of excitatory in English:

excitatory

Syllabification: ex·cit·a·to·ry
Pronunciation: /ikˈsītəˌtôrē
 
/

adjective

chiefly Physiology
  • Characterized by, causing, or constituting excitation: the excitatory action of these impulses
    More example sentences
    • Neurosteroids can therefore alter neuronal excitability very rapidly by binding to receptors for inhibitory or excitatory neurotransmitters at the cell membrane.
    • The NMDA receptor is activated by glutamate, the primary excitatory neurotransmitter in the brain.
    • The parasympathetic nervous system is excitatory and results in the contraction of smooth muscle, whereas the sympathetic system inhibits smooth muscle in the digestive system.

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