ˈcopalm
In copalm balsam, a yellowish thickish fluid, exuding from the Sweet Gum-tree of N. America, which has been used instead of storax.
| 1775 B. Romans Florida 336 Live oak abound here, intermixed with copalm and other timber. 1832 D. J. Browne Sylva Amer. 200 This tree is universally called Sweet Gum, and by the French of Louisiana Copalm. 1858 Hogg Veg. Kingd. 702 Liquidamber styraciflua..yields by incision of the bark a liquid balsam, called liquidamber, or copalm balsam..Another product is obtained from the tree..of a dark colour..called black copalm. 1884 Miller Plant-n., Liquidambar styraceflua, Copalm Balsam-tree, Sweet Gumtree. |