Micronesia (mīkrōnē´zhə, –shə), one of the three main divisions of Oceania, in W Pacific Ocean, north of the equator. Micronesia includes the Caroline Islands, Marshall Islands, Mariana Islands (see Northern Mariana Islands and Guam, Gilbert Islands, and Nauru. The inhabitants are of Australoid and Polynesian stock. They speak Malayo-Polynesian languages.
The Columbia Encyclopedia, 6th ed. Copyright© 2012, The Columbia University Press.