'Religiousness' definitions:

Definition of 'religiousness'

(from WordNet)
noun
Piety by virtue of being devout [syn: devoutness, religiousness]
noun
The quality of being extremely conscientious; "his care in observing the rules of good health amounted to a kind of religiousness"

Definition of 'Religiousness'

From: GCIDE
  • Religiousness \Re*li"gious*ness\, n. The quality of being religious. [1913 Webster]