A commercial city in western Iran, in the Zagros Mountains between Tehran and Bakhtaran; population 479,600 (est. 2006). It is on the site of the ancient city of Ecbatana, which became the capital of the kingdom of Media in the 6th century BC.
Definition of Hamadan in US English:
Hamadan
proper nounˈhaməˌdan
A commercial city in western Iran, in the Zagros Mountains between Tehran and Bakhtaran; population 479,600 (est. 2006). It is on the site of the ancient city of Ecbatana, which became the capital of the kingdom of Media in the 6th century BC.