noun.
The state or quality of being irreligious; ungodliness.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
the quality of not being devout
Word Usage
"Sociologists Neil Gross and Solon Simmons used data from a new, nationally representative survey of American college and university professors to test the long-running assumption that higher education leads to irreligiousness."