Definition of delirious
1 : of, relating to, or characteristic of delirium delirious mutterings
2 : affected with or marked by delirium delirious with fever delirious fans
Examples of delirious in a sentence
As the child's temperature went up, he became delirious and didn't know where he was.
He was delirious with fever.
a group of delirious fans celebrating the team's victory
Origin and Etymology of delirious
First Known Use: 1599
DELIRIOUS Defined for English Language Learners
Definition of delirious for English Language Learners
: not able to think or speak clearly especially because of fever or other illness
: very excited
DELIRIOUS Defined for Kids
Definition of delirious for Students
1 : not able to think or speak clearly usually because of a high fever or other illness
2 : wildly excited
deliriouslyadverb deliriously happy
Seen and Heard
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