once-in-a-lifetime

ADJECTIVE

special

Synonyms

STRONGEST

unbelievable

WEAK

unique

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.

Sienna was ecstatic to get tickets for a once-in-a-lifetime trip with her family to Florida from Santa at Christmas.

From BBC • Apr. 28, 2026

“This is a once-in-a-lifetime piece that is going to show him, and everything about him, in a really iconic way,” Braun said.

From Los Angeles Times • Apr. 21, 2026

"This is a once-in-a-lifetime opportunity, not for Peter Magyar but for the country."

From BBC • Apr. 1, 2026

“A storied townhouse that has played host to luminaries from all industries, this once-in-a-lifetime offering awaits the most discerning buyer,” the description added.

From MarketWatch • Mar. 17, 2026

“A once-in-a-lifetime event,” Celia said, and Arturo turned to me and chuckled.

From "The Book of Unknown Americans" by Cristina Henríquez