Oceania

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

noun

the islands of the central and S Pacific, including Micronesia, Melanesia, Polynesia, and traditionally Australasia. About 3,450,000 sq. mi. (8,935,500 sq. km).
Also O·ce·an·i·ca [oh-shee-an-i-kuh] /ˌoʊ ʃiˈæn ɪ kə/.

Related forms

O·ce·an·i·an, adjective, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for oceania

British Dictionary definitions for oceania

Oceania

/ (ˌəʊʃɪˈɑːnɪə) /

noun

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