GothaPronunciation: /ˈgəʊtə, ˈgəʊθə, ˈgoːta/Definition of Gotha a city in central Germany, in Thuringia; population 46,500 (est. 2006). From 1640 until 1918 it was the residence of the dukes of Saxe-Gotha and Saxe-Coburg-Gotha.