Meaning & use

irreplaceable

adjective·Academic

So valuable, unique, or important that nothing else could take its place.

See it in a sentence

The old photographs were irreplaceable after the house fire destroyed everything else.

Her experience makes her an irreplaceable member of the research team.

A note on using this word

Stronger than 'valuable'; it implies that no substitute could ever truly take the thing's place.

Words with a similar meaning

invaluableuniquepriceless

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

Words with an opposite meaning

replaceableexpendable

Make it your own

Write a sentence using “irreplaceable”, then compare your use with the examples above.

Your draft stays on this page and is not sent anywhere.