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Oceania

American  
[oh-shee-an-ee-uh, -ah-nee-uh] / ˌoʊ ʃiˈæn i ə, -ˈɑ ni ə /
Also Oceanica

noun

  1. the islands of the central and southern Pacific, including Micronesia, Melanesia, Polynesia, and traditionally Australasia. About 3,450,000 sq. mi. (8,935,500 sq. km).


Oceania British  
/ ˌəʊʃɪˈɑːnɪə /

noun

  1. the islands of the central and S Pacific, including Melanesia, Micronesia, and Polynesia: sometimes also including Australasia and the Malay Archipelago

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Example Sentences

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"We didn't know it would be possible to find a new Bear. He was truly one of a kind... but then along came Oaka," said Josey Sharrad, the welfare fund's Oceania head of programmes.

From Barron's ● Sep. 30, 2026

One bright spot was Oceania, including Australia and New Zealand, where 66 percent of the population enjoyed "good" ozone levels and 34 percent lived under "fair" conditions.

From Barron's ● Sep. 30, 2026

Higher milk powder and cheese prices drove the gain, as tighter milk supplies and strong import demand in the EU more than offset seasonal production increases in Oceania.

From The Wall Street Journal ● Sep. 4, 2026

The confederations of Africa, South America and Oceania have also backed Infantino.

From BBC ● Aug. 18, 2026

“When I was arrested, Oceania was at war with Eastasia.”

From "1984" by George Orwell

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