- royal power, authority, or rule; sovereignty
- dominance, prevalence, or sway: the reign of good will
- the period of rule, dominance, sway, etc.
Origin of reignMiddle English regne from Old French from Classical Latin regnum from regere, to rule: see right
- to rule as a sovereign
- to hold the title of sovereign, as in a constitutional monarchy
- to hold sway; prevail or predominate: when peace reigns
Origin of reignME regnen < OFr regner < L regnare, to rule < regnum