The definition of immeasurable is something that is impossible to measure.
A mother's grief when she loses her child is an example of something that would be described as immeasurable.
that cannot be measured; boundless: often used hyperbolically
Impossible to measure; limitless. See Synonyms at incalculable.
- im·meas′ur·a·bil′i·ty, im·meas′ur·a·ble·ness
- Anything that cannot be measured.
im- + measurable