/ Dictionary / Index P Polynesia: Meaning and Definition of Find definitions for: Pol•y•ne•sia Pronunciation: (pol"u-nē'zhu, -shu), [key] — n. one of the three principal divisions of Oceania, comprising those island groups in the Pacific lying E of Melanesia and Micronesia and extending from the Hawaiian Islands S to New Zealand. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: polynesia (Thesaurus) polymyxin Polynesian Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language