deportation Syllabification: (de·por·ta·tion)Pronunciation: /ˌdēpôrˈtāSHən/Translate deportation | into French | into German | into Italian | into Spanish Definition of deportation noun the action of deporting a foreigner from a country:asylum seekers facing deportation [as modifier]:a deportation order mass deportations took place over many monthsdeportation in other Oxford dictionaries Definition of deportation in the British & World English dictionary