noun

lifetime

lifetime, lifespan

It was the holiday of a lifetime.

It was the vacation of a lifetime.

The machine has a lifetime guarantee.

The machine has a lifetime guarantee.

a lifetime of ((sth.)) a whole life filled with (sth.) He had a lifetime of experience in sailing.

in ((sb.'s)) lifetime during the period when (sb.) was alive This happened in my grandfather's lifetime.

Synonyms: lifespan, existence

From Old English 'līf' (life) + 'tīma' (time). Literally 'the time of one's life'.

Think of it as the combination of 'life' and 'time' – the total time you have in your life.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.