/ Dictionary / Index P plenary indulgence: Meaning and Definition of Find definitions for: ple'nary indul'gence Pronunciation: [key] — Rom. Cath. Ch. Rom. Cath. Ch. a remission of the total temporal punishment that is still due to sin after absolution. Cf.(def. 6). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. plenary plench Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language