The term WHERE POLYNESIA IS can be found in the crossword solution OCEANIA. Oceania is a geographical region that includes the islands of the central and South Pacific Ocean, including Melanesia, Micronesia, and Polynesia. Polynesia is a subregion of Oceania, consisting of over 1, 000 islands scattered over the central and southern Pacific Ocean. It is home to many indigenous cultures, including those of Hawaii, Easter Island, Samoa, and Tahiti.