invaluable: Meaning and Definition of

in•val•u•a•ble

Pronunciation: (in-val'y-u-bul), [key]
— adj.
  1. 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.
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