/ Dictionary / Index P pericementum: Meaning and Definition of Find definitions for: per•i•ce•men•tum Pronunciation: (per"ē-si-men'tum), [key] — n. Dentistry. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pericarp pericenter Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language