invaluable[in val′yo̵̅o̅ ə bəl]
The friendship between these two girls is invaluable.
- The definition of invaluable is priceless or having value too great to measure.
An example of invaluable is the sentimental worth of your great grandmother's wedding band.
extremely valuable; having value too great to measure; priceless
Of inestimable value; priceless: invaluable paintings; invaluable help.