gambogeEnglishOxford New American Dictionarygamboge /ɡamˈbōj, , ɡæmˈboʊdʒ , ɡamˈbo͞oZH, ɡæmˈbuʒ / ▸ noun a gum resin produced by various eastern Asian trees, used as a yellow pigment and in medicine as a purgative. – ORIGIN early 18th century (earlier in the Latin form): from modern Latin gambaugium, from Cambodia.