/ Dictionary / Index S spread option: Meaning and Definition of Find definitions for: spread' op"tion Pronunciation: [key] spread (def. 26b). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spreading center spreadsheet Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language