Definify.com

Webster 1913 Edition

Noun.

(Chem.)

A white amorphous substance, the insoluble part of cherry gum; – called also

meta-arabinic acid

(Chem.)

A gummy mucilaginous substance; – called also

bassorin

tragacanthin

, etc.

Noun.

Any gummy substance which swells in cold water, but does not readily dissolve in it.

cerasin ‎(uncountable)

(chemistry) A white amorphous substance, the insoluble part of cherry gum; meta-arabinic acid.
(chemistry) A gummy mucilaginous substance; bassorin or tragacanthin.