Australasia is a general geographical region, but it is not a continent. It is part of the larger region known as Oceania (which is also not a continent).
Australasia encompasses the continent of Australia, together with the country of New Zealand. Some will define it as also including the island of New Guinea, but because it is not a specific area, New Guinea and neighbouring islands are not always included.
Yes, it is another name for Oceania, the continent consisting of Australia, New Zealand, and several other island nations in the South Pacific Ocean.
An Australasian is a native or inhabitant of Australasia.
Australasian snapper was created in 1801.
Australasian Post was created in 1864.
Australasian Post ended in 2002.
Australasian Plant Pathology was created in 1972.
That is the correct spelling "Australasian" referring to a region or the tectonic plate.
Australasian Seabird Group was created in 1971.
Australasian Raptor Association was created in 1978.
Australasian Ornithological Conference was created in 2001.
Australasian Journal of Philosophy was created in 1923.
The population of Lion - Australasian company - is 8,000.
Lion - Australasian company - was created in 1923.
Association of Australasian Palaeontologists was created in 1974.