Inestimable: meaning, definitions and examples

Use this word when you want to describe something that is so great that its value cannot be calculated or measured. This word often has a more formal tone.

• Her contributions to science are of inestimable value.
• The historic documents hold inestimable importance for researchers.

Use 'priceless' when you want to emphasize that something's value is so high that it cannot be bought or sold. It typically has a positive connotation, highlighting uniqueness or sentimental worth.

• The painting in the museum is priceless.
• Her reaction to the surprise was priceless.

This word is best for describing something extremely useful or indispensable; its worth is beyond measure and cannot be replaced.

• His advice was invaluable during the project.
• The experience gained from the internship was invaluable.

When referring to something that is greatly loved or cherished, often conveying emotional significance, use 'precious.' It is also commonly used to describe valuable materials such as metals or stones.

• The locket is a precious family heirloom.
• She always carries a precious photo of her grandmother.