From Longman Dictionary of Contemporary Englishbe a measure of somethingbe a measure of somethingformalIMPORTANT be a sign of the importance, strength etc of something, or a way of testing or judging something The flowers and tears at the funeral were a measure of the people’s love for her. Exam results are not necessarily a true measure of a student’s abilities. → measure
Examples from the Corpus
a true measure of• The embracing stereoscopic action gives a truer measure of volume, mass and space. 