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
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The disease was found in a migratory seabird, a brown skua, in remote Western Australia, Agriculture Minister Julie Collins said on Saturday.
From BBC • Jun. 20, 2026
With Friday’s 2-0 win over Australia, the U.S. matched its best World Cup performance ever with two victories.
From Los Angeles Times • Jun. 19, 2026
The team achieved its second consecutive World Cup win, beating Paraguay 4-1 in the opener and Australia without Christian Pulisic.
From The Wall Street Journal • Jun. 19, 2026
That nickname was prominent on social media again after Freeman scored against Australia, but with some developing things even further.
From BBC • Jun. 19, 2026
Living around what is now Adelaide in southern Australia were several patrilineal clans that reckoned descent from the father’s side.
From "Sapiens: A Brief History of Humankind" by Yuval Noah Harari
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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.