- an excessive reaction to stimuli.
Origin of hyperexcitability
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for hyperexcitability
Historical Examples of hyperexcitability
That this hypertrophy and hyperexcitability depend on some organic central lesion is not the necessary sequel.Tics and Their Treatment
This excessive contraction is known as hyperexcitability to galvanism.