Available Definitions:
1) n. - Sovereign or supreme authority; the power of governing and controlling; independent right of possession, use, and control; sovereignty; supremacy.
2) n. - Superior prominence; predominance; ascendency.
3) n. - That which is governed; territory over which authority is exercised; the tract, district, or county, considered as subject; as, the dominions of a king. Also used figuratively; as, the dominion of the passions.
4) n. - A supposed high order of angels; dominations. See Domination, 3.