A country in Oceania. Official name: Commonwealth of Australia.

One of the six states of Australia, located in the central southern part of the continent, with its capital at Adelaide.

One of the six states of Australia, occupying the western third of the content, with its capital at Perth. / (historical, till 1901) The British colony that is now the state of Western Australia.

The formal and full name of the country Australia.

26th January, Australia's National Day in commemoration of the foundation of the first settlement in 1788.

(historical or literary) A name for the comparatively lush areas of western Victoria, Australia.

(chiefly Australia, UK) An order of chivalry established for the purpose of according recognition to Australian citizens and other persons for outstanding achievement.

(Australia, informal) An appointment made within the Order of Australia.

(Australia, historical) A short-lived colony (1846-1847) formed by combining what are now the regions of Queensland and the Northern Territory.

plural of Order of Australia