hysterics

noun

hys·​ter·​ics hi-ˈster-iks How to pronounce hysterics (audio)
plural in form but singular or plural in construction
: a fit of uncontrollable laughter or crying

Word History

First Known Use

1664, in the meaning defined above

Time Traveler
The first known use of hysterics was in 1664

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Cite this Entry

“Hysterics.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hysterics. Accessed 10 Sep. 2025.

Kids Definition

hysterics

singular or plural noun
hys·​ter·​ics his-ˈter-iks How to pronounce hysterics (audio)
: a fit of uncontrollable laughter or crying

Medical Definition

hysterics

noun, plural in form but singular or plural in construction
hys·​ter·​ics -ˈter-iks How to pronounce hysterics (audio)
: a fit of uncontrollable laughter or crying : hysteria

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