/ Dictionary / Index C cinnamic alcohol: Meaning and Definition of Find definitions for: cinnam'ic al'cohol Pronunciation: [key] — Chem. Chem. a white, water-insoluble, crystalline solid, CHO, having a hyacinthine odor, used chiefly as a scent in the manufacture of perfumes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cinnamic acid cinnamic aldehyde Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language