/ Dictionary / Index I interregnum: Meaning and Definition of Find definitions for: in•ter•reg•num Pronunciation: (in"tur-reg'num), [key] — pl. -nums, -na an interval of time between the close of a sovereign's reign and the accession of his or her normal or legitimate successor. any period during which a state has no ruler or only a temporary executive. any period of freedom from the usual authority. any pause or interruption in continuity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: interregnum (Thesaurus) interrecord gap interrelate Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language