Definition of Invaluable

crucial; particularly useful

Examples of Invaluable in a sentence

Without Amy’s invaluable help, we would not have met the project deadline.  🔊

The projector is an invaluable classroom resource because it allows every student to see what the teacher is doing.  🔊

If not for the invaluable testimony from the witness, the prosecutor would not have won the trial.  🔊

An education is an invaluable asset for anyone who wants to be competitive in the job market.  🔊

Without Jeff’s invaluable photographs, my presentation would have been boring.  🔊

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