The Collaborative International Dictionary of English v.0.48:
Ordain \Or*dain"\, v. t. [imp. & p. p. Ordained; p. pr. & vb.
n. Ordaining.] [OE. ordeinen, OF. ordener, F. ordonner, fr.
L. ordinare, from ordo, ordinis, order. See Order, and cf.
1. To set in order; to arrange according to rule; to
regulate; to set; to establish. "Battle well ordained."
The stake that shall be ordained on either side.
2. To regulate, or establish, by appointment, decree, or law;
to constitute; to decree; to appoint; to institute.
Jeroboam ordained a feast in the eighth month. --1
Kings xii. 32.
And doth the power that man adores ordain
Their doom ? --Byron.
3. To set apart for an office; to appoint.
Being ordained his special governor. --Shak.
4. (Eccl.) To invest with ministerial or sacerdotal
functions; to introduce into the office of the Christian
ministry, by the laying on of hands, or other forms; to
set apart by the ceremony of ordination.
Meletius was ordained by Arian bishops. --Bp.