Technically both. It's considered a continent, but all land is an island really.
Australia
continent not an island
Technically, a continent is an island. Nonetheless, Australia is a continent.
Australia is referred to as the "Island Continent".
Australia is both a continent and an island. As a continent, it is the smallest of the seven continents. As an island, it is the largest island in the world.
Australian dollars
The Kangaroo.
Australia is both a continent and an island. It is the smallest continent in the world and is also considered the largest island.
All continents have island associated with them. However, an island is technically not part of a continent. A continent is defined as one continuous land mass and an island is not connected to the continent.
Greenland is an island that is not considered a continent as it is part of the North American continent.
Australia is a continent and island.
Some say Australia is a continent and an island, but by geographic convention, Australia is a continent, and Greenland is an island. Also, Antarctica is a continent, and not regarded as an island (again, by geographic convention).