/ Dictionary / Index C central cylinder: Meaning and Definition of Find definitions for: cen'tral cyl'inder Pronunciation: [key] — Bot. Bot. stele (def. 4). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. central city Central Falls Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language