1) Carbohydrate chemistry 
An aglycone, or aglycon, is the compound remaining after the glycosyl group on a glycoside is replaced by a hydrogen atom. For example, the aglycone of a cardiac glycoside would be a steroid molecule. Classes of phytochemicals found in the aglycone and glycosides forms : == See also == ...
(from the article `poison`) ...is a string of three or more amino acids. A few polypeptides and amines are toxic to animals. Some glycosides, which are compounds that yield one ...
(a-gli´kōn) aglycon.
An organic compound, usually a phenol or an alcohol, combined with the sugar portion of a glycoside and obtainable by hydrolysis eg. DIMBOA 2,4-dihydroxy-7-methoxy-2H-1,4-benzonxazin-3-one in maize.