تعريف cinnamic acid في الإنجليزية الإنجليزية القاموس.
The aromatic carboxylic acid C6H5-CH=CH-COOH obtained from cinnamon; it is used in perfumery etc
{i} (Chemistry) white crystalline acid that has no odor and is used in the perfume industry
A white crystalline acid, CCHCHCOOH, obtained from cinnamon or from balsams such as storax or made synthetically and used chiefly to manufacture perfumery compounds