/ Dictionary / Index S salicylaldehyde: Meaning and Definition of Find definitions for: sal•i•cyl•al•de•hyde Pronunciation: (sal"u-sil-al'du-hīd"), [key] — n. Chem. an oily, slightly water-soluble liquid, CHO, having an almondlike odor: used chiefly in perfumery and in the synthesis of coumarin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Salic law salicylate Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language