/ Dictionary / Index S sulfuryl: Meaning and Definition of Find definitions for: sul•fur•yl Pronunciation: (sul'fu-ril, -fyu-ril), [key] — adj. Chem. containing the sulfuryl group, SO, as sulfuryl chloride; sulfonyl. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sulfur trioxide sulfuryl chloride Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language