The Collaborative International Dictionary
Sweepingness
Sweeping \Sweep"ing\, a. Cleaning off surfaces, or cleaning away dust, dirt, or litter, as a broom does; moving with swiftness and force; carrying everything before it; including in its scope many persons or things; as, a sweeping flood; a sweeping majority; a sweeping accusation. -- Sweep"ing*ly, adv. - Sweep"ing*ness, n.
Wiktionary
sweepingness
n. The quality of being sweeping; broadness of scope.