prefecture
 oxford
 views  updated May 29 2018pre·fec·ture  / ˈprēˌfekchər/ •
n. a district under the government of a prefect. ∎  a prefect's office or tenure. ∎  the official residence or headquarters of a prefect.DERIVATIVES: pre·fec·tur·al / prēˈfekchərəl/ adj.
 The Oxford Pocket Dictionary of Current English