Oceania
Map showing Oceania and its constituent countries.
Oceania
geographical region
Oceania, collective name for the islands found throughout most of the Pacific Ocean. The term, in its widest sense, embraces the entire insular region between Asia and the Americas. A more common definition excludes the Ryukyu, Kuril, and Aleutian islands and the Japan archipelago. The most popular usage delimits Oceania further by excluding Indonesia, Taiwan, and the Philippines, because the peoples and cultures of those islands are more closely related historically to the Asian mainland....