What is "scyllite"

Scyllite \Scyl"lite\, n. (Chem.) A white crystalline substance of a sweetish taste, resembling inosite and metameric with dextrose. It is extracted from the kidney of the dogfish (of the genus Scyllium), the shark, and the skate.

n. (context organic compound English) A substance resembling inosite and metameric with dextrose, extracted from the kidney of the dogfish, the shark, and the skate.