Oceania. Oceania (UK: , US: (listen), ) is a geographic region that includes Australasia, Melanesia, Micronesia and Polynesia. Spanning the Eastern and Western Hemispheres, Oceania has a land area of 8,525,989 square kilometres (3,291,903 sq mi) and a population of over 41 million. Jan 13, 2022. Most of Oceania, including Australia, is under the Pacific, a vast body of water that is larger than all Earth's continental landmasses and islands combined. The name "Oceania" justly establishes the Pacific Ocean as the defining characteristic of the region. Oceania is dominated by the nation of Australia. Updated on April 23, 2018. Oceania is the name of the region consisting of island groups within the Central and South Pacific Ocean. It spans over 3.3 million square miles (8.5 million sq km). Some of the countries included in Oceania are Australia, New Zealand, Tuvalu, Samoa, Tonga, Papua New Guinea, the Solomon Islands, Vanuatu, Fiji, Palau Oceania. Sometimes it's the one. Sometimes it's the other. And WHY? After all, who is RIGHT? When it's called Australia, those with a higher level of enlightenment clear their throats and offer condolences. With correction. And a pitying glance. Oh, so much drama. Could it be that BOTH are right? And just maybe misunderstood? The Case for Australia Oceania Coordinates: 13°21′0″S 176°8′22″W Oceania ( UK: / ˌoʊsiˈɑːniə, ˌoʊʃi -, - ˈeɪn -/ OH-s (h)ee-AH-nee-ə, -⁠AY-, US: / ˌoʊʃiˈæniə, - ˈɑːn -/ ⓘ OH-shee-A (H)N-ee-ə) [5] is a geographical region comprising Australasia, Melanesia, Micronesia, and Polynesia. Most of Australia and Oceania is under the Pacific, a vast body of water that is larger than all the Earth's continental landmasses and islands combined. The name " Oceania " justly establishes the Pacific Ocean as the defining characteristic of the region. In many cases, you will regularly see the continent of Australia defined as "Australia/Oceania." Fundamentally, Australia itself is both a continent and a country: Australia is a country that is part of a continent also called Australia, all of which is part of a region known as Oceania. Australia i Oceania - nazwa części świata, używana w polskim nazewnictwie geograficznym, a obejmująca wyspy Oceanu Spokojnego, czyli Oceanię i kontynent Australii. Obejmuje regiony: Australazję, Melanezję, Mikronezję i Polinezję. Na terenie Australii i Oceanii zamieszkuje 41 570 842 osób. In many countries of Europe, Oceania is the continent. Calling the continent Australia is pretty much considered "English-centric". The reasoning for calling it Oceania is that Australia is only part of the continent. The extend of the mainland during the ice ages included part of today's Indonesia and Papua-New Guinea. Oceania. [ oh-shee- an-ee- uh, - ah-nee- uh ] show ipa. noun. 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). ogx3qq.