delirium

noun

de·​lir·​i·​um di-ˈlir-ē-əm How to pronounce delirium (audio)
1
: an acute (see acute sense 1a(2)) mental disturbance characterized by confused thinking and disrupted attention usually accompanied by disordered speech and hallucinations
2
: frenzied excitement
he would stride about his room in a delirium of joyThomas Wolfe
a crowd in a state of delirium

Examples of delirium in a Sentence

In her delirium, nothing she said made any sense. shoppers running around in a delirium the day before Christmas
Recent Examples on the Web But as long as that delirium didn’t require too much of Russia’s citizens, there seemed little harm—for Russians and for those making money off them in London and New York—in going along for the ride. Joshua Yaffa, Foreign Affairs, 20 Apr. 2015 The exhilarating play capped three-plus intense minutes of action, sending English fans into delirium. Cindy Boren, Washington Post, 30 June 2024 No Vermonter has been greeted with such arena-rock delirium since Bernie Sanders. August Brown, Los Angeles Times, 21 June 2024 The warning signs of heat stroke are confusion, delirium, seizures, or passing out. Umair Irfan, Vox, 17 June 2024 See all Example Sentences for delirium 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'delirium.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Latin, from delirare to be crazy, literally, to leave the furrow (in plowing), from de- + lira furrow — more at learn

First Known Use

circa 1563, in the meaning defined at sense 1

Time Traveler
The first known use of delirium was circa 1563

Dictionary Entries Near delirium

Cite this Entry

“Delirium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/delirium. Accessed 21 Jul. 2024.

Kids Definition

delirium

noun
de·​lir·​i·​um di-ˈlir-ē-əm How to pronounce delirium (audio)
1
: a mental disturbance marked by confusion, disturbed speech, and hallucinations
2
: wild excitement

Medical Definition

delirium

noun
de·​lir·​i·​um di-ˈlir-ē-əm How to pronounce delirium (audio)
: an acute (see acute sense 2b(1)) mental disturbance characterized by confused thinking and disrupted attention usually accompanied by disordered speech and hallucinations

More from Merriam-Webster on delirium

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