Cin*nam"ic (?), a. [From Cinnamon.] Chem.
Pertaining to, or obtained from, cinnamon.
Cinnamic acid Chem., 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.
© Webster 1913.