prefecture [prefectures](The office of a prefect) noun [UK: ˈpriː.fek.tjʊə(r)] [US: ˈpriː.ˌfek.tʃər]This river forms the boundary between the two prefectures. = Este río constituye la frontera entre las dos prefecturas.
prefectural adjective
prefectural(of, pertaining to or at the level of a prefecture) adjective [UK: priː.ˈfek.tʃə.rəl] [US: pri.ˈfek.tʃə.rəl]