|Tehran or Teheran (tɛəˈrɑːn, -ˈræn, tɛəˈrɑːn, -ˈræn)|
|the capital of Iran, at the foot of the Elburz Mountains: built on the site of the ancient capital Ray, destroyed by Mongols in 1220; became capital in the 1790s; three universities. Pop: 7 352 000 (2005 est)|
|Teheran or Teheran|
Capital of Iran and the largest city in the country; located in northern Iran.
Note: Site of the Teheran Conference (1943), at which United States President Franklin D. Roosevelt, British Prime Minister Winston Churchill, and Soviet Premier Joseph Stalin met and agreed on Allied war plans and postwar cooperation in the United Nations.