/ Dictionary / Index D diazo process: Meaning and Definition of Find definitions for: diaz'o proc"ess Pronunciation: [key] — Photog. Photog. a method for printing on paper treated with a diazo compound that disintegrates upon exposure to light and developing the unexposed areas by the use of diazo dyes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. diazonium salt diazo radical Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language