hyperirritability

noun

hy·​per·​ir·​ri·​ta·​bil·​i·​ty ˌhī-pər-ˌir-ə-tə-ˈbi-lə-tē How to pronounce hyperirritability (audio)
: abnormally great or uninhibited response to stimuli
hyperirritable
ˌhī-pər-ˈir-ə-tə-bəl How to pronounce hyperirritability (audio)
adjective

Word History

First Known Use

1908, in the meaning defined above

Time Traveler
The first known use of hyperirritability was in 1908

Rhymes for hyperirritability

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Browse Nearby Words

Hyperion
hyperirritability
hyperkeratosis
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Cite this Entry

“Hyperirritability.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperirritability. Accessed 31 Oct. 2025.

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Medical Definition

hyperirritability

noun
hy·​per·​ir·​ri·​ta·​bil·​i·​ty ˌhī-pə-ˌrir-ət-ə-ˈbil-ət-ē How to pronounce hyperirritability (audio)
plural hyperirritabilities
: abnormally great or uninhibited response to stimuli
hyperirritable
-ˈrir-ət-ə-bəl How to pronounce hyperirritability (audio)
adjective
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