hysteria

noun

hys·​te·​ria hi-ˈster-ē-ə How to pronounce hysteria (audio) -ˈstir- How to pronounce hysteria (audio)
Synonyms of hysteria
1
: a psychoneurosis marked by emotional excitability and disturbances of the psychogenic, sensory, vasomotor, and visceral (see visceral sense 4) functions
2
: behavior exhibiting overwhelming or unmanageable fear or emotional excess
political hysteria
The plague had caused mass hysteria in the village.

Examples of hysteria in a Sentence

A few of the children began to scream, and soon they were all caught up in the hysteria. Wartime hysteria led to many unfair accusations of treachery. The spreading of the disease caused mass hysteria in the village.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
This extravagant, cartoonish, and shockingly unfunny folly about the hysteria surrounding a Japanese invasion of California shows a boy-wonder director testing his limits — and overstepping them. Chris Nashawaty, Entertainment Weekly, 13 June 2026 Lacey Bond is 13 as the Satanic Panic hysteria sweeps the nation, seeing her parents arrested and accused of horrendous crimes. Caroline Killilea, PEOPLE, 10 June 2026 Unisphere was a fitting antidote to anti-immigrant hysteria. Rob Kenner, VIBE.com, 8 June 2026 Hull pounded his fourth double of the game, prompting mass hysteria from the 3,913 Tar Heel fans and ultimate heartbreak in the other dugout. Alan Cole, Los Angeles Times, 7 June 2026 See All Example Sentences for hysteria

Word History

Etymology

New Latin, from English hysteric, adjective, from Latin hystericus, from Greek hysterikos, from hystera womb; from the Greek notion that hysteria was peculiar to women and caused by disturbances of the uterus

First Known Use

1772, in the meaning defined at sense 1

Time Traveler
The first known use of hysteria was in 1772

Browse Nearby Words

Cite this Entry

“Hysteria.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hysteria. Accessed 17 Jun. 2026.

Kids Definition

hysteria

noun
hys·​te·​ria his-ˈter-ē-ə How to pronounce hysteria (audio) -ˈtir- How to pronounce hysteria (audio)
1
: a nervous disorder marked by excitability of the emotions
2
: unmanageable fear or outburst of emotion

Medical Definition

hysteria

noun
hys·​te·​ria his-ˈter-ē-ə How to pronounce hysteria (audio) -ˈtir- How to pronounce hysteria (audio)
1
a
: a psychoneurosis marked by emotional excitability and disturbances of the psychic, sensory, vasomotor, and visceral functions without an organic basis
b
: a similar condition in domestic animals
2
: behavior exhibiting overwhelming or unmanageable fear or emotional excess

More from Merriam-Webster on hysteria

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster