Synonyms

light-headed

British

adjective

frivolous in disposition or behaviour
giddy; feeling faint or slightly delirious

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

light-headedly adverb
light-headedness noun

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Symptoms can include a racing heartbeat; feeling faint, dizzy or light-headed; feeling very hot or very cold; sweating, trembling or shaking; feeling sick; chest and stomach pain; and struggling to breathe and shaking legs.

From BBC • Mar. 22, 2026

It’s also dangerous to perform the Wim Hof method near water because it can make you feel light-headed or faint.

From Salon • Apr. 3, 2024

Aides said on Wednesday he had been light-headed.

From Reuters • Aug. 31, 2023

We might feel dizzy and light-headed, get a head rush and also feel elated or giggly.

From Scientific American • Mar. 28, 2023

I suddenly feel light-headed, like I might float right out of my body.

From "Warcross" by Marie Lu

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023