• synonyms


noun Pathology, Psychology.
  1. an excessive reaction to stimuli.
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Origin of hyperexcitability

Related formshy·per·ex·cit·a·ble, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hyperexcitability

Historical Examples

  • That this hypertrophy and hyperexcitability depend on some organic central lesion is not the necessary sequel.

    Tics and Their Treatment

    Henry Meigne

  • This excessive contraction is known as hyperexcitability to galvanism.