hyperexcitable

adjective
hy·​per·​ex·​cit·​able | \ ˌhī-pər-ik-ˈsī-tə-bəl How to pronounce hyperexcitable (audio) \
variants: or hyper-excitable

Definition of hyperexcitable

: extremely or excessively excitable hyperexcitable children Dr. Walters believes that for a nerve cell to become hyperexcitable when it or its neighbor has been injured makes evolutionary sense.— Natalie Angier

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Other Words from hyperexcitable

hyperexcitability \ ˌhī-​pər-​ik-​ˌsī-​tə-​ˈbi-​lə-​tē How to pronounce hyperexcitable (audio) \ or hyper-excitability noun
hyperexcitability of motor neurons a medication that can cause hyperexcitability

First Known Use of hyperexcitable

1870, in the meaning defined above

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Time Traveler for hyperexcitable

Time Traveler

The first known use of hyperexcitable was in 1870

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Cite this Entry

“Hyperexcitable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperexcitable. Accessed 27 Feb. 2021.

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