[do.min.ion] n [ME dominioun, fr. MF dominion, modif. of L dominium, fr. dominus] (14c) 1: domain
2: supreme authority: sovereignty 3 pl: an order of angels--see celestial hierarchy
4. often cap: a self-governing nation of the Commonwealth other than the United Kingdom that acknowledges the British monarch as chief of state
5: absolute ownership syn see power