Irian Jaya[îrˌē-änˈ jäˌyə, jīˌə]
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A regional and former province of Indonesia occupying the western half of New Guinea and about 12 offshore islands. Before it was ceded to Indonesia by the Netherlands in 1963, it was known as Dutch New Guinea. It was renamed Irian Jaya in 1973 and split into smaller provinces in the early 21st century.