from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A white crystalline acid, C6H5CHCHCOOH, obtained from cinnamon or from balsams such as storax or made synthetically and used chiefly to manufacture perfumery compounds.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The aromatic carboxylic acid C6H5-CH=CH-COOH obtained from cinnamon; it is used in perfumery etc
from the GNU version of the Collaborative International Dictionary of English
- adj. a white, crystalline, odorless substance. C6H5.C2H2C2H2.CO2H, formerly obtained from storax and oil of cinnamon, now made from certain benzene derivatives in large quantities, and used for the artificial production of indigo.
cinnam(on) + -ic.(American Heritage® Dictionary of the English Language, Fourth Edition)