/ Dictionary / Index C concentre: Meaning and Definition of Find definitions for: con•cen•tre Pronunciation: (kon-sen'tur, kun-), [key] — -tred, -tring. concenter. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: concentre (Thesaurus) concentration cell concentric Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language