excitatory


ex·cit·ato·ry

adjective \ik-ˈsī-tə-ˌtr-ē\

Definition of EXCITATORY

:  exhibiting, resulting from, related to, or producing excitement or excitation <excitatory nerve fibers>

First Known Use of EXCITATORY

1803

ex·cit·ato·ry

adjective \ik-ˈsīt-ə-ˌtōr-ē, -ˌtr-\   (Medical Dictionary)

Medical Definition of EXCITATORY

1
: tending to induce excitation (as of a neuron) <excitatory substances> <excitatory and inhibitory pathways from the brain—W. G. Van der Kloot>
2
: exhibiting, resulting from, related to, or produced by excitement or excitation <an excitatory postsynaptic potential>

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