What's the "een" in Halloween?
mid-14c., from Old French theologie "philosophical treatment of Christian doctrine" (14c.), from Latin theologia, from Greek theologia "an account of the gods," from theologos "one discoursing on the gods," from theos "god" (see Thea) + -logos "treating of."
Theology moves back and forth between two poles, the eternal truth of its foundations and the temporal situation in which the eternal truth must be received. [Paul Tillich, "Systematic Theology," 1951]
The disciplined study of religious questions, such as the nature of God, sin, and salvation.
1. Ironically or humorously used to refer to religious issues.
2. Technical fine points of an abstruse nature, especially those where the resolution is of theoretical interest but is relatively marginal with respect to actual use of a design or system. Used especially around software issues with a heavy AI or language-design component, such as the smart-data vs. smart-programs dispute in AI.