/ Dictionary / Index I Irian Jaya: Meaning and Definition of Find definitions for: I•ri•an Ja•ya Pronunciation: (ēr'ē-än" jä'yä), [key] the W part of the island of New Guinea, formerly a Dutch territory: a province of Indonesia since 1963. 957,000; ab. 159,000 sq. mi. (411,810 sq. km). Cap.: Jayapura. Formerly, Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Irgun Iricism Related Content Daily Word Quiz: penchant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language