Dior, Christian Syllabification: (Di·or, Christian)Pronunciation: /dēˈôr/Definition of Dior, Christian (1905–57), French couturier. His first collection 1947 featured the narrow-waisted New Look, with tightly fitted bodices and full pleated skirts. He later created the A-line style. Dior, Christian in other Oxford dictionaries Definition of Dior, Christian in the British & World English dictionary