Australia
Americannoun
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a continent southeast of Asia, between the Indian and Pacific Oceans. 2,948,366 square miles (7,636,270 square kilometers).
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Commonwealth of Australia, a member of the Commonwealth of Nations, consisting of the federated states and territories of Australia and Tasmania. 2,974,581 square miles (7,704,165 square kilometers). Canberra.
noun
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The first settlements there were penal colonies for British convicts.
Its aboriginal tribes, which still exist today (see aborigines), are thought to have migrated from Southeast Asia twenty thousand years ago.
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Example Sentences
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In December last year, Australia became the first country in the world to require TikTok, YouTube, Snapchat and other top sites to remove accounts held by under-16s, or face heavy fines.
From Barron's ● Jul. 21, 2026
The deal has also been cleared by several overseas regulatory bodies including in Australia and China, but is still awaiting approval from the U.K. and the European Union.
From The Wall Street Journal ● Jul. 20, 2026
There was a brilliant diving save by Patrick Beach for Australia in their group game with Turkey, diving away to his right to touch Abdulkerim Bardakci's rising 30-yard shot on to the post.
From BBC ● Jul. 20, 2026
His son, actor Jason Donovan, confirmed his father died peacefully in Melbourne, Australia on Saturday night.
From BBC ● Jul. 19, 2026
One of the most encouraging developments has come out of Australia, where renewable energy now generates enough power to run 70 percent of Australian homes.
From "1919 The Year That Changed America" by Martin W. Sandler
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.