hyperexcitable

adjective hy·per·ex·cit·able \ ˌhī-pər-ik-ˈsī-tə-bəl \
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

hyperexcitability

play \ˌhī-pər-ik-ˌsī-tə-ˈbi-lə-tē\ 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

See Words from the same year
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