WordReference Random House Unabridged Dictionary of American English © 2026
sal•i•cyl•al•de•hyde
(sal′ə sil al′də hīd′),USA pronunciation n. [Chem.]
- Chemistryan oily, slightly water-soluble liquid, C7H6O2, having an almondlike odor: used chiefly in perfumery and in the synthesis of coumarin.
- salicyl (see salicylic) + aldehyde 1865–70