/ Dictionary / Index P protuberance: Meaning and Definition of Find definitions for: pro•tu•ber•ance Pronunciation: (prō-t'bur-uns, -ty'-, pru-), [key] — n. the condition, state, or quality of being protuberant. a protuberant part or thing; projection or bulge. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: protuberance (Thesaurus) protrusive protuberancy Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language