The book, in dictionary form, provides basic reference material on Micronesia, a region encompassing a vast area of the tropical western Pacific Ocean. Micronesia, from the Greek mikros (small), and nesos (island), is one of the three major geographical regions of the Pacific, or Oceania. It includes the Mariana, Caroline, Marshall, and Gilbert islands and the island nation of Nauru. In all there are 2,106 islands, Guam being the largest and most populous.

Introduction -- Historical chronology of Guam and Micronesia -- Abbreviations and acronyms -- Maps -- Island names -- The dictionary.