Breadcrumb Home > Dictionary > Index I Irtysh: Meaning and Definition of Find definitions for: Ir•tysh Pronunciation: (ir-tish'), [key] — n. a river in central Asia, flowing NW from the Altai Mountains in China through NE Kazakhstan and the Russian Federation to the Ob River. ab. 1840 mi. (2960 km) long. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: irtysh (Thesaurus) IRS Irvine TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: qiviut Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language