The Collaborative International Dictionary
bassorin
Cerasin \Cer"a*sin\, n. (Chem.) A white amorphous substance, the insoluble part of cherry gum; -- called also meta-arabinic acid.
2. (Chem.) A gummy mucilaginous substance; -- called also bassorin, tragacanthin, etc.
Wiktionary
bassorin
n. (context organic compound English) An amylose that is a constituent part of a species of gum from Basra ( <= ''Bassora''), tragacanth, and some gum resins.