/ Dictionary / Index D decision procedure: Meaning and Definition of Find definitions for: deci'sion proce"dure Pronunciation: [key] — Logic. Logic. a procedure, as an algorithm, for determining in a finite number of steps the validity of any of a certain class of propositions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. decision decision theory Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language