/ Dictionary / Index A allyl sulfide: Meaning and Definition of Find definitions for: al'lyl sul'fide Pronunciation: [key] — Chem. Chem. a colorless or pale yellow, water-insoluble liquid, CHS, having a garlicky odor, used chiefly in flavoring. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. allyl resin allylthiourea Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language