a nation occupying the whole of the Australian continent; Aboriginal tribes are thought to have migrated from southeastern Asia 20,000 years ago; first Europeans were British convicts sent there as a penal colony
billabong 1
noundomain: natural obj.
Princeton WordNet [ver.3.1]
English
Definition
a stagnant pool of water in the bed of a stream that flows intermittently
a nation occupying the whole of the Australian continent; Aboriginal tribes are thought to have migrated from southeastern Asia 20,000 years ago; first Europeans were British convicts sent there as a penal colony