/ Dictionary / Index S sandwich panel: Meaning and Definition of Find definitions for: sand'wich pan"el Pronunciation: [key] a structural panel consisting of a core of one material enclosed between two sheets of a different material. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sandwich man sandworm Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language