Definitions for "Copal"
A resinous substance flowing spontaneously from trees of Zanzibar, Madagascar, and South America (Trachylobium Hornemannianum, Trachylobium verrucosum, and Hymenæa Courbaril), and dug from earth where forests have stood in Africa; -- used chiefly in making varnishes.
Term given to a variety of hard resins, obtained from fossils or from living trees.
a very aromatic resin produced by a tree of the same name (Protium copal) in tropical regions. Copal is burned and gives off a very pleasant aroma. It is also used in the preparation of varnishes.