/ Dictionary / Index P panel discussion: Meaning and Definition of Find definitions for: pan'el discus"sion Pronunciation: [key] a formal discussion before an audience for which the topic, speakers, etc., have been selected in advance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. panelboard panel heating 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