English · Word Candidate

lifetime

/ˈlaɪf.taɪm/

Proposed by a contributor, not yet supported by evidence.

Also seen as: lifetimes

Sense 1

Both English Tiếng Việt

Meaning · English

The duration of the life of someone or something.

Nghĩa · Tiếng Việt

Thời gian tồn tại của cuộc sống của ai đó hoặc thứ gì đó

Machine-translated — suggest a fix

Noun

a project that will take many human lifetimes to complete

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Both English Tiếng Việt

Meaning · English

A long period of time.

Nghĩa · Tiếng Việt

một khoảng thời gian dài

Machine-translated — suggest a fix

NounRegister: informal

I've been waiting a lifetime for a train.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

What does “lifetime” mean?

The duration of the life of someone or something.

Is “lifetime” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.

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