The Collaborative International Dictionary
Cornin
Cornin \Cor"nin\ (k?r"n?n), n. (Chem.)
A bitter principle obtained from dogwood ( Cornus florida), as a white crystalline substance; -- called also cornic acid.
An extract from dogwood used as a febrifuge.
Wiktionary
cornin
n. 1 (context organic compound English) A bitter principle obtained from dogwood (''Cornus florida''), as a white crystalline substance; cornic acid. 2 An extract from dogwood used as a febrifuge.