Immensity is vastness beyond ordinary scale. The immensity of the ocean, sheer immensity.
It is a word for scale that defeats comparison rather than merely exceeds it. Immensity is used of space, of grief and of debt, and works the same way in all three.
1nounimmensityVastness beyond ordinary scale.
“The immensity of the job only showed in the second week.”
immensity is a quality.
Latin immensus, unmeasured, from in-, not, plus mensus, measured; so the word literally means what cannot be measured.
Middle French
immensité
English, today
immensity
From Middle French immensité, equivalent to immense + ity.
Etymology from Wiktionary, CC BY-SA