copaiba (kōpā´bə, –pī´–), oleoresin (see resin) obtained from several species of tropical South American trees of the genus Copaifera. The thick, transparent exudate varies in color from light gold to dark brown, depending on the ratio of resin to essential oil. Copaiba is used in making varnishes and lacquers.
"copaiba." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (January 20, 2019). https://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/copaiba
"copaiba." The Columbia Encyclopedia, 6th ed.. . Retrieved January 20, 2019 from Encyclopedia.com: https://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/copaiba