/ Dictionary / Index C contact process: Meaning and Definition of Find definitions for: con'tact proc"ess Pronunciation: [key] — Chem. Chem. a catalytic method for producing sulfuric acid from sulfur dioxide and oxygen. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. contact printing contact sheet Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language