/ Dictionary / Index V Vigilius: Meaning and Definition of Find definitions for: Vi•gil•i•us Pronunciation: (vi-jil'ē-us), [key] — n. dieda.d.555, pope 537–555. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vigilante vigil light Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language