Pacific Islands
region, Pacific Ocean
Pacific Islands, island geographic region of the Pacific Ocean. It comprises three ethnogeographic groupingsâMelanesia, Micronesia, and Polynesiaâbut conventionally excludes the neighbouring island continent of Australia, the Asia-related Indonesian, Philippine, and Japanese archipelagoes, and the Ryukyu, Bonin, Volcano, and Kuril island arcs that project seaward from Japan. Neither does the term include the Aleutian chain or such isolated islands of the Pacific Ocean as the Juan FernĂĄndez group off the coast of South America. The more...