Merriam-Webster Collegiate Dictionary - cinnamon

 noun  Usage: often attributive  Etymology: Middle English cynamone, from Anglo-French, from Latin cinnamomum, ~, from Greek kinnamomon, kinnamon, of non-Indo-European origin; akin to Hebrew qinnamon ~  Date: 14th century  1.  a. any of several Asian trees (genus Cinnamomum) of the laurel family  b. an aromatic spice prepared from the dried inner bark of a ~ (especially C. zeylanicum); also the bark  2. a light yellowish brown  • ~y adjective