n. One who ordains.n. One who decrees; especially, one of a body of bishops, earls, and barons, in the reign of Edward II., in 1310, whom the king was obliged to invest with authority to enact ordinances for the government of the kingdom, the regulation of the king's household, etc.n. One who institutes, founds, or creates.n. One who appoints to office, especially one who confers holy orders; one who invests another with ministerial or sacerdotal functions.