The Collaborative International Dictionary
Unmeasurableness
Unmeasurable \Un*meas"ur*a*ble\, a.
Immeasurable.
--Swift. -- Un*meas"ur*a*ble*ness, n. --
Un*meas"ur*a*bly, adv.
Wiktionary
unmeasurableness
n. The quality of being unmeasurable.