The meaning of INVALUABLE is valuable beyond estimation : priceless. How to use invaluable in a sentence. invaluable = valuable? Invaluable means having great value that is impossible to calculate; priceless. Find out the origin, usage, and antonyms of this adjective, as well as translations in Spanish and other languages. Understanding the meaning of ' invaluable ,' its roots, and how it is used in language. Discover synonyms, antonyms, and significant nuances of this powerful term. What to Know Invaluable means “valuable beyond estimation,” making the word a near-synonym of valuable. This is because value as a verb can mean both “to prize or esteem” (“I value our friendship”) and also “to estimate or assign the monetary worth of” (“We value the painting at $1000”). It’s this second use that we find at the root of invaluable, meaning that its importance or worth is so great that it is impossible to calculate, close in meaning to priceless.
