invaluable: Meaning and Definition of
in•val•u•a•ble
Pronunciation: (in-val'y-u-bul), [key]
— adj.
- beyond calculable or appraisable value; of inestimable worth; priceless: an invaluable art collection; her invaluable assistance.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.