Breadcrumb Home > Dictionary > Index C copal: Meaning and Definition of Find definitions for: co•pal Pronunciation: (kō'pul, -pal), [key] — n. a hard, lustrous resin obtained from various tropical trees and used chiefly in making varnishes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: copal (Thesaurus) copaiba oil Copán ✖ Related Content Daily Word Quiz: centrifugal Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language