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Meaning of cinnamic aldehyde

cinnam'ic al'dehyde

Pronunciation: [key]
— Chem. Chem.
  1. a yellowish oil, CHO, having a cinnamonlike odor, used chiefly as a scent in the manufacture of flavorings and perfumes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.