/ Dictionary / Index B box cornice: Meaning and Definition of Find definitions for: box' cor"nice Pronunciation: [key] — Carpentry. Carpentry. a hollow cornice of boards and moldings nailed to rafters and lookouts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. box column box elder Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language