Atheisticalness

Atheistic A`the*is"tic, Atheistical A`the*is"tic*al, a. 1. Pertaining to, implying, or containing, atheism; -- applied to things; as, atheistic doctrines, opinions, or books. [1913 Webster]

Atheistical explications of natural effects. --Barrow. [1913 Webster]

2. Disbelieving the existence of a God; impious; godless; -- applied to persons; as, an atheistic writer. -- {A`the*is"tic*al*ly}, adv. -- {A`the*is"tic*al*ness}, n. [1913 Webster]