Webster’s Revised Unabridged Dictionary · 1913
Reign
Reign (rān), n. [OE. regne, OF. reigne, regne, F. règne, fr. L. regnum, fr. rex, regis, a king, fr. regere to guide, rule. See Regal, Regimen.] 1. Royal authority; supreme power; sovereignty; rule; dominion.
He who like a father held his reign. Pope.
Saturn's sons received the threefold reign Of heaven, of ocean, and deep hell beneath. Prior.
2. The territory or sphere which is reigned over; kingdom; empire; realm; dominion. [Obs.] Spenser.
[God] him bereft the regne that he had. Chaucer.
3. The time during which a king, queen, or emperor possesses the supreme authority; as, it happened in the reign of Elizabeth.
Reign (r?n), v. i. [imp. & p. p. Reigned (r?nd); p. pr. & vb. n. Reigning.] [OE. regnen, reinen, OF. regner, F. régner, fr. L. regnare, fr. regnum. See Reign, n.] 1. To possess or exercise sovereign power or authority; to exercise government, as a king or emperor;; to hold supreme power; to rule. Chaucer.
We will not have this man to reign over us. Luke xix. 14.
Shall Banquo's issue ever Reign in this kingdom? Shak.
2. Hence, to be predominant; to prevail. "Pestilent diseases which commonly reign in summer." Bacon.
3. To have superior or uncontrolled dominion; to rule.
Let not sin therefore reign in your mortal body. Rom. vi. 12.
Syn. — To rule; govern; direct; control; prevail.