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Definitions

lifetime

[lahyf-tahym] / ˈlaɪfˌtaɪm /


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.

While many experts believe they will see SpaceX send humans to Mars in their lifetime, the prospect of a mass inhabited colony will take much, much longer -- if ever.

From Barron's • Jun. 12, 2026

“He saved me, at least for this game, a lifetime of regret.”

From The Wall Street Journal • Jun. 11, 2026

According to the Foundation for Aviation Safety, a US body led by the former senior Boeing manager turned whistleblower, Ed Pierson, it suffered from a series of serious electrical problems throughout its lifetime.

From BBC • Jun. 10, 2026

Female screwworm flies produce eggs only once in a lifetime, and once they mate with a sterile male fly, they’re done with their reproduction cycle without having any offspring.

From MarketWatch • Jun. 10, 2026

She’s seen enough misery to last a lifetime.

From "At Last She Stood" by Erin Entrada Kelly




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