Woomera Syllabification: (Woo·me·ra)Pronunciation: /ˈwo͝omərə, ˈwo͞omə-/Definition of Woomera a town in central South Australia, the site of a vast military testing ground used in the 1950s for nuclear tests and since the 1960s for tracking space satellites. Woomera in other Oxford dictionaries Definition of Woomera in the British & World English dictionary