/ Dictionary / Index P panelboard: Meaning and Definition of Find definitions for: pan•el•board Pronunciation: (pan'l-bôrd", -bōrd"), [key] — n. a compact pressboard for use in constructing sides of cabinets, paneling for walls, and in other nonstructural applications. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. panel panel discussion Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language