inestimable
adjectivemasculine/feminineformal/inɨʃtiˈmavɛl/low
i·nes·ti·má·vel
Definition
Of value too great to be calculated or measured; priceless.
His help was of inestimable value to the project.
The museum's collection is of inestimable richness.
Common collocations
inestimable valueinestimable helpinestimable wealth
Etymology
Do latim 'inæstimabilis', de 'in-' (não) + 'æstimabilis' (estimável).