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Added 8 October 2026

lifetime

/ˈlaɪf.taɪm/ noun

In Latin: aetas Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about lifetime at Wordnik → Where our words come from →

The duration of the life of someone or something.
a project that will take many human lifetimes to complete
A long period of time.
I've been waiting a lifetime for a train.

Origin

From Middle English lyftyme, equivalent to life + time. Cognate with Icelandic líftími (“lifetime”). Compare also Saterland Frisian Lieuwendstied, Dutch leeftijd and levenstijd, German Low German Levenstied, German Lebenszeit, Danish livstid, Swedish livstid.

From Wiktionary, via Kaikki.org (CC BY-SA)

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