D defs.my
Entry 2 senses Webster, 1913

Atheous

· A·the·ous · IPA
01 a. Atheistic; impious.
  1. 1.
    Atheistic; impious.[Obs.]
  2. 2.
    Without God, neither accepting nor denying him.
    “I should say science was atheous, and therefore could not be atheistic.” — Bp. of Carlisle.