/dom'euh nay"sheuhn/ , n.
1. an act or instance of dominating.
2. rule or sway; control, often arbitrary.
3. dominations , Theol. one of the nine orders of celestial attendants of God. Cf. angel (def. 1).
[ 1350-1400; ME domination- (s. of dominatio ), equiv. to dominat ( us ) (see DOMINATE) + -ion- -ION; r. ME dominacioun ]