excitatory

adjective
ex·​cit·​ato·​ry | \ ik-ˈsī-tə-ˌtȯr-ē How to pronounce excitatory (audio) \

Definition of excitatory

: exhibiting, resulting from, relating to, or producing excitement or excitation excitatory nerve fibers

Examples of excitatory in a Sentence

Recent Examples on the Web

Because the connections between inhibitory neurons are long-range, any inhibitory signals that randomly arise spread faster than random excitatory signals — exactly what’s needed for a Turing-like mechanism. Jennifer Ouellette, Quanta Magazine, "A Math Theory for Why People Hallucinate," 30 July 2018 When excitatory neurons are firing to your left leg muscles, for example, inhibitory ones are firing to your right. Steph Yin, New York Times, "These Skates Are Made for Walking," 8 Feb. 2018

First Known Use of excitatory

1803, in the meaning defined above

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More Definitions for excitatory

excitatory

adjective
ex·​cit·​ato·​ry | \ ik-ˈsīt-ə-ˌtōr-ē, -ˌtȯr- How to pronounce excitatory (audio) \

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