Theocracy, Theology, Theonomy, and all that

Various terms using “theo,” including the etymology.

Prefix “Theo-” = God (from Greek theos)

1. Theocracy

Meaning: Rule or government under God’s authority.
Other Part: -cracy = rule, power (kratos).

2. Theodicy

Meaning: Defense of God’s goodness amidst the existence of evil and suffering.
Other Part: -dicy from dikē = justice → “the justice of God.”

3. Theology

Meaning: The study of God—His nature, works, will, and revelation.
Other Part: -logy = word, reason, study (logos).

4. Theophany

Meaning: A visible or tangible appearance of God to humans.
Other Part: -phany from phainein = to appear, to show.

5. Theonomy (theonomous)

Meaning: God’s law as the supreme standard for ethics and society.
Other Part: -nomy from nomos = law.

6. Theophilus

Meaning: “Loved by God” or “lover of God.”
Other Part: -philus from philos = love, friend.

7. Theosis

Meaning: Growing into the likeness of God; participation in God’s life (similar to sanctification).
Other Part: -osis = process or condition of becoming.

8. Theocrat

Meaning: A ruler who claims divine authority or advocates God-rule.
Other Part: -crat = ruler (kratos).

9. Theurgy

Meaning: Ritual actions intended to invoke divine presence or activity (historical term).
Other Part: -urgy from ergon = work → “divine work.”

10. Theosophy

Meaning: Mystical/occult philosophy claiming insight into divine realities (not Christian orthodoxy).
Other Part: -sophy from sophia = wisdom.

11. Theocentric

Meaning: God-centered in outlook, ethics, and life.
Other Part: -centric from kentron = center.