The Collaborative International Dictionary
Cinnamone
Cinnamone \Cin"na*mone\, n. [Cinnamic + -one.] A yellow crystalline substance, (C6H5.C2H2)2CO, the ketone of cinnamic acid.
Wiktionary
cinnamone
n. (context organic compound English) A yellow crystalline substance, (C6H5.C2H2)2CO, the ketone of cinnamic acid.