ˈkōpəl, -ˌpal noun
( -s )
Etymology: Spanish, from Nahuatl copalli resin
: a resinous exudation from various tropical trees that is collected from living trees or dug from the ground as a fossil, that when hard must be rendered soluble in alcohol and other organic solvents by heating, and that is used chiefly in making varnishes and printing ink — see congo copal , kauri 3, manila copal