- Main Entry:
- Ir·tysh

- Pronunciation:
-
\ir-ˈtish, ˌər-\
- Variant(s):
- or Chinese Er·tix
\ˈər-ˈjis—sic\
- Function:
- geographical name
river over 2600 miles (4180 kilometers) central Asia flowing from Altai Mountains in China NW & N through Kazakhstan & into the Ob' in W Russia in Asia