/ Dictionary / Index D dry plate: Meaning and Definition of Find definitions for: dry' plate" Pronunciation: [key] a glass photographic plate coated with a sensitive emulsion of silver bromide and silver iodide in gelatin. tin plate having patches of dull finish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dryout drypoint Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language