Definition of inestimable
1 : incapable of being estimated or computed storms caused inestimable damage
2 : too valuable or excellent to be measured or appreciated has performed an inestimable service for his country
inestimablyplay \(ˌ)i-ˈne-stə-mə-blē\ adverb
Examples of inestimable in a sentence
He has made inestimable contributions to our society.
<Einstein's inestimable contributions to science.>
Origin and Etymology of inestimable
Middle English, from Medieval French, from Latin inaestimabilis, from in- + aestimabilis estimable
First Known Use: 14th century
INESTIMABLE Defined for English Language Learners
Definition of inestimable for English Language Learners
: too great, valuable, or excellent to be measured
Seen and Heard
What made you want to look up inestimable? Please tell us where you read or heard it (including the quote, if possible).