Other Religions Atheism and Agnosticism Definition of Atheistic, Nontheistic Share Flipboard Email Print Other Religions Belief Systems Atheism and Agnosticism Logic Ethics Key Figures in Atheism Evolution Atheism Myths and Misconceptions By Austin Cline Atheism Expert M.A., Princeton University B.A., University of Pennsylvania Austin Cline, a former regional director for the Council for Secular Humanism, writes and lectures extensively about atheism and agnosticism. our editorial process Austin Cline Updated March 14, 2017 Atheistic is defined narrowly as: involving, advocating, or spreading atheismconcerning, relating to, or characteristic of atheists or atheism In the first definition, something is atheistic if and when atheism is a major component (atheistic literature) or a goal (atheistic organizations). In the second definition, something is atheistic if atheism is relevant and defining but not a goal (atheistic attitudes) or if something is normal among atheists (atheistic philosophy). Atheistic can also be defined more broadly as anything in which gods or belief in gods play no role at all. Thus anything that isn't theistic would be atheistic — for example, the rules of most sports and games are atheistic because gods simply aren't a part of them. Useful Example [This] atheistic [movement] must logically result in the utter annihilation of the family.- James A. Garfield (1831–1881), U.S. president. Garfield diary, writing on the women's rights movement, June 8, 1881. Garfield, footnotes, ch. 16, Allen Peskin (1978).