AGNOSTICISM:

1. the doctrine or belief of an agnostic (W.O.T.D. May 10, 2022)

2. an intellectual doctrine or attitude affirming the uncertainty of all claims to ultimate knowledge.

3. A denial of knowledge about whether there is or is not a God. An agnostic (W.O.T.D. May 10, 2022) insists that it is impossible to prove that there is no God and impossible to prove that there is one.