gum resin

A gum-resin supposed to be derived from one or more plants of the natural order Renace, growing in Arabia and Persia.

The said concrete juice is called a gum-resin; an improper name, as it gives a false idea of the nature of the substance.

Mastic, Mastich, mas′tik, n. a species of gum-resin from the lentisk-tree: a cement from mastic: the tree producing mastic.

When one of these substances is soluble in either water or spirits it is called a gum-resin.