gad·i·tan \ˈgadətən, -ətən, -əˌtan\adjective alsogad·i·tane\-əˌtān\ Usage: usually capitalized Etymology: Latin Gaditanus, from Gades Cádiz, Spain, after such pairs as Latin Neapolis Naples: Neapolitanus Neapolitan : of or relating to Cádiz (anciently Gadir), in Spain