/ Dictionary / Index S simplex method: Meaning and Definition of Find definitions for: sim'plex meth"od Pronunciation: [key] — Math. Math. a numerical method for solving problems in linear programming. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. simplex simplicidentate Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language