Definitions

lightheaded

[lahyt-hed-id] / ˈlaɪtˈhɛd ɪd /

ADJECTIVE

silly

Synonyms

WEAK

bird-brained changeable delirious dizzy empty-headed faint featherbrained fickle flighty flippant foolish frivolous gaga giddy harebrained hazy inane light-headed punchy reeling rocky scatterbrained shallow superficial swimming swimmy tired trifling vertiginous whirling woozy

Antonyms

WEAK

gloomy miserable

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.

lightheaded

Sometimes the baths are so hot and I’m in them for such a long time, I do get lightheaded.

From The Wall Street Journal ● Jul. 11, 2026

This was why I’d been feeling so lightheaded, and it was the cause of my hoarseness.

From Slate ● Apr. 18, 2026

He came out woozy and lightheaded, temporarily losing 22% of his lung power, and coughed for a month.

From Los Angeles Times ● Mar. 26, 2026

Mrs Chesterton told the BBC that her daughter had "difficulty walking" and "was breathless and lightheaded".

From BBC ● May 14, 2025

He felt lightheaded with amazement at his discoveries.

From "Harry Potter and the Deathly Hallows" by J.K. Rowling