Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “delirium”

See all translations

delirium

noun [U] uk   /dɪˈlɪr.i.əm/ us  
a state of being unable to think or speak clearly because of fever or mental confusion: fever accompanied by delirium a state of extreme excitement or happiness: I've never seen such delirium at a football game before.
(Definition of delirium from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of delirium?
Add Cambridge dictionaries to your browser to your website

More meanings of “delirium”

Word of the Day

comma

the symbol , used in writing to separate parts of a sentence showing a slight pause, or to separate the single things in a list

Word of the Day

Lies, lies, lies!

by Kate Woodford,
February 25, 2015
​​​ According to sociologists (=people who study the relationships between people living in groups), we are good at lying. As a species, we have developed a remarkable ability to deceive each other (= persuade each other that something false is true). Being able to say things that are not true can help with

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More