/ Dictionary / Index S sulfasalazine: Meaning and Definition of Find definitions for: sul•fa•sal•a•zine Pronunciation: (sul"fu-sal'u-zēn"), [key] — n. Pharm. a substance, CHNOS, used in the treatment of ulcerative colitis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sulfarsphenamine sulfatase 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