Canberra Syllabification: (Can·ber·ra)Pronunciation: /ˈkanb(ə)rə, -ˌberə/Definition of Canberra the capital of Australia and seat of the federal government, in the Australian Capital Territory; it is an enclave within New South Wales; population 345,257 (2008). Canberra in other Oxford dictionaries Definition of Canberra in the British & World English dictionary