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excitability

excitability Excitability is the capacity to respond to a normal stimulus with a fitting reaction.

Excitability is the capacity to respond to a normal stimulus with a fitting reaction. In historical psychology usage, it refers to the responsiveness of living matter or nerves when something acts on them.

Also see

Sources

Drafting source: Baldwin Dictionary of Philosophy and Psychology, 1901. 1901 New York Macmillan original; archive index checked 2026-10-18. “Excitability” (Excitability).
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PsychTerms (psychterms.org), CC BY 4.0, version 1. “excitability.” Development preview.

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