/ Dictionary / Index C ceil: Meaning and Definition of Find definitions for: ceil Pronunciation: (sēl), [key] — v.t. to overlay (the ceiling of a building or room) with wood, plaster, etc. to provide with a ceiling. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ceiba ceilidh Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language