Atrek

[ uh-trek, ah-trek ]
/ əˈtrɛk, ɑˈtrɛk /

noun

a river arising in NE Iran, flowing W, then along the Iran-Turkmenistan border, and through Turkmenistan into the Caspian Sea. About 300 miles (485 km) long.
Also A·trak [uh-trak, ah-trak] /əˈtræk, ɑˈtræk/.